Białecka, B. & Gil, A. M. (2020). Raport 2020, Etat w sieci, młodzież a ekrany w czasie pandemii. [Report 2020, Full time online, youth and screens during a pandemic] Poznań: Fundacja Edukacji Zdrowotnej i Psychoterapii. Retrieved from https://www.edukacja-zdrowotna.pl/etat-w-sieci-raport-2020/ (accessed 2.11.2023).
Google Scholar

Bieganowska-Skóra, A. & Pankowska, D. (2020). Moje samopoczucie w e-szkole. Raport z badań. [My well-being in e-school. Research report.] Lublin: Uniwersytet Marii Curie-Skłodowskiej w Lublinie. https://phavi.umcs.pl/at/attachments/2020/1126/112228-moje-samopoczucie-w-e-szkole-raport-z-badan.pdf (accessed 2.11.2023).
Google Scholar

Brudzińska, P. & Godawa, S. (2021). Sytuacja Psychospołeczna Uczniów Podczas Pandemii Covid-19 – Przegląd Badań 2020–2021. [Psychosocial Situation of Students During the Covid-19 Pandemic ‒ Research Review 2020–2021] Acta Universitatis Nicolai Copernici Pedagogika, 41(1), 123–146. https://doi.org/10.12775/AUNC_PED.2021.006.
Google Scholar

Buchner, A. & Wierzbicka, M. (2020). Edukacja zdalna w czasie pandemii. [Remote education during a pandemic.] Warszawa: Fundacja Centrum Cyfrowe. Retrieved from https://centrumcyfrowe.pl/wp-content/uploads/sites/16/2020/11/Raport_Edukacja-zdalna-w-czasie-pandemii.-Edycja-II.pdf (accessed 3.11.2023).
Google Scholar

Chen, H. C., Wang, J. Y., Lin, Y. L., & Yang, S. Y. (2020). Association of Internet Addiction with Family Functionality, Depression, Self-Efficacy and Self-Esteem among Early Adolescents. International journal of environmental research and public health, 17(23), 8820. https://doi.org/10.3390/ijerph17238820.
Google Scholar

Christensen, B., Johnson, L. (2011). Educational Research: Quantitative, Qualitative, and Mixed Approaches. 4th Edition. Thousand Oaks, California, USA. SAGE.
Google Scholar

Dębski, M. & Bigaj, M. (2019). Młodzi cyfrowi. Nowe technologie. Relacje. Dobrostan. [Young digital. New technologies. Relations. Well-being.] Gdańsk: Gdańskie Wydawnictwo Psychologiczne. ISBN 978-83-7489-818-8.
Google Scholar

Gambin, M., Sękowski, M., Woźniak-Prus, M., Wnuk, A., Oleksy, T., Cudo, A., Hansen, K., Huflejt-Łukasik, M., Kubicka, K., Łyś, A. E., Gorgol, J., Holas, P., Kmita, G., Łojek, E., & Maison, D. (2021). Generalized anxiety and depressive symptoms in various age groups during the COVID-19 lockdown in Poland. Specific predictors and differences in symptoms severity. Comprehensive psychiatry, 105, 152222. https://doi.org/10.1016/j.comppsych.2020.152222.
Google Scholar

Gambin, M., Sękowski, M., Woźniak-Prus, M., Pisula, E., Hansen, K., Kmita, G., Kubicka, K., Gorgol, J., Huflejt-Łukasik, M., Holas, P., Łyś, A., Wnuk, A., Oleksy, T., Szczepaniak, A., Cudo, A., Łojek, E., & Bargiel-Matusiewicz, K. (2021). Objawy depresji i lęku wśród Polaków w trakcie epidemii COVID-19. Raport z badań podłużnych [Symptoms of depression and anxiety among Poles during the COVID-19 epidemic. Longitudinal study report]. Warszawa: Wyd. Uniwersytetu Warszawskiego. Retrieved from https://psych.strony.uw.edu.pl/wp-content/uploads/sites/98/2021/01/Raport_objawy_depresji_leku_IV_fale.pdf (accessed 2.09.2023).
Google Scholar

Gawrych, M., Cichoń, E., Kiejna, A. (2022). Social support against depression in young adults’ group during COVID-19 pandemic. Psychiatria Polska [Polish Psychiatry] 2023; 57(5): 1‒14. https://doi.org/10.12740/pp/onlinefirst/147433.
Google Scholar

Grzelak, S. & Żyro, D. (2021). Jak wspierać uczniów po roku epidemii? Wyzwania i rekomendacje dla wychowania, profilaktyki i zdrowia psychicznego. [How to support students after an epidemic year? Challenges and recommendations for education, prevention and mental health.] Warszawa: IPZIN. https://ipzin.org/images/pdf/Raport_jak_wspierac_uczniow_po_roku_epidemii.pdf (accessed 11.09.2023).
Google Scholar

Hall, A. S. & Parsons, J. (2001). Internet addiction: College students case study using best practices in behavior therapy. Journal of Mental Health Counseling, 23, 312–327.
Google Scholar

Hammen, C. (2006). Depresja. [Depression] Gdańsk: Gdańskie Wydawnictwo Psychologiczne. ISBN 8389574373.
Google Scholar

Kilinç, G., Harmanc, P., Yildiz, E., & Cetin, N. (2019). Relationship Between Internet Addiction in Adolescents and Family Relationships: a Systematic Review, The Journal of International Social Research, 12 (67), 609‒618. http://dx.doi.org/10.17719/jisr.2019.3748.
Google Scholar

Ko, C. H., Yen, J. Y., Chen, S. H., Yang, M. J., Lin, H. C., & Yen, C. F. (2009). Proposed diagnostic criteria and the screening and diagnosing tool of Internet addiction in college students. Comprehensive Psychiatry, 50(4), 378‒384. https://doi.org/10.1016/j.comppsych.2007.05.019.
Google Scholar

Kovacs, M. (2003). Children’s Depression Inventory (CDI) Technical Manual Update. Toronto: Multi-Health Systems.
Google Scholar

Lam, L. T. (2014). Risk Factors of Internet Addiction and the Health Effect of Internet Ad-diction on Adolescents: A Systematic Review of Longitudinal and Prospective Studies. Current Psychiatry Reports, 16 (508). https://doi.org/10.1007/s11920-014-0508-2.
Google Scholar

Lange, R. (2021). Nastolatki 3.0, Raport z ogólnopolskich badań uczniów. [Teenagers 3.0, Report on the nationwide study of students.] Warszawa: NASK. https://www.nask.pl/pl/raporty/raporty/4295,RAPORT-Z-BADAN-NASTOLATKI-30-2021.html (accessed 15.09.2023).
Google Scholar

Li, C., Dang, J., Zhang, X., Zhang, Q., & Guo, J. (2014). Internet addiction among Chinese adolescents: The effect of parental behavior and self-control. Computers in Human Behavior, 41, 1‒7. https://doi.org/10.1016/j.chb.2014.09.001.
Google Scholar

Lin, Ch.-Y. & Lin, Y.-L. (2020). Anxiety and depression of general population in the early phase of COVID-19 pandemic: A systematic review of cross-sectional studies. Archives of Clinical Psychiatry, 47(6). https://doi.org/10.15761/0101-60830000000262.
Google Scholar

Makaruk, K., Włodarczyk, J., & Szredzińska, R. (2020) Negatywne doświadczenia młodzieży w trakcie pandemii. Raport z badań ilościowych. [Negative experiences of young people during a pandemic. Quantitative Research Report.] Warszawa: Fundacja Dajemy Dzieciom Siłę. https://fdds.pl/_Resources/Persistent/5/0/0/e/500e0774b0109a6892ce777b0d8595f528adea62/Negatywne-doswiadczenia-mlodziezy-w-trakcie-pandemii.-Raport-z-badan-ilosciowych-1.pdfl (accessed 16.09.2023).
Google Scholar

Maughan, B., Collishaw, S., & Stringaris, A. (2013). Depression in childhood and adolescence. Journal of the Canadian Academy of Child and Adolescent Psychiatry - Journal de l’Academie canadienne de psychiatrie de l’enfant et de l’adolescent, 22(1), 35–40. PMID: 23390431; PMCID: PMC3565713.
Google Scholar

Morrison, C. M. & Gore, H. (2010). The Relationship between Excessive Internet Use and Depression:
Google Scholar

A Questionnaire-Based Study of 1,319 Young People and Adults. Psychopathology 43, 121–126. https://doi.org/10.1159/000277001.
Google Scholar

Mróz, A. & Solecki, R. (2017). Postawy rodziców wobec aktywności nastolatków w internecie w percepcji uczniów [Parental attitudes toward teenagers’ activities in the Web in the students’ perception]. E-mentor, 4 (71), 19–24, http://dx.doi.org/10.15219/em71.1316.
Google Scholar

Niedorys, B., Mikos, M., Rząca, M., & Kocka, K. (2018). Relationships in the family and their impact on the degree of the Internet addiction among school youth. Journal of Education, Health and Sport 2; 8(4), 346‒356. http://dx.doi.org/10.5281/zenodo.1230279.
Google Scholar

Porzak, R. (2013). Poczucie własnej wartości gimnazjalistów i ich zaangażowanie w życie rodzinne a korzystanie z Internetu [Self-esteem of middle school students and their involvement in family life and the use of the Internet] [in:] Z. B. Gaś (eds). Młodzież zagubiona – młodzież poszukująca [Lost youth – seeking youth] Lublin: Innovatio Press Wydawnictwo Naukowe Wyższej Szkoły Ekonomii i Innowacji. ISBN 978-83-62074-86-0.
Google Scholar

Ptaszek, G., Stunża, G. D., Pyżalski, J., Dębski, M., & Bigaj, M. (2020). Edukacja zdalna: co stało się z uczniami, ich rodzicami i nauczycielami? [Remote education: what happened to students, their parents and teachers?] Gdańsk: Gdańskie Wydawnictwo Psychologiczne. ISBN 978-83-7489-867-6.
Google Scholar

Qi, M., Zhou, S.J., Guo, Z.C., Zhang, L.G., Min, H.J., & Li, X.M. (2020). The effect of social support on mental health in Chinese adolescents during the outbreak of COVID-19. Journal of Adolescent Health, 67 (4): 514–518. https://doi.org/10.1016/j.jadohealth.2020.07.001.
Google Scholar

Sela, Y., Zach, M., Amichay-Hamburger, Y., Mishali, M., & Omer, H. (2020). Family en-vironment and problematic internet use among adolescents: The mediating roles of depression and Fear of Missing Out. Computers in Human Behaviour, 106, 106226. https://doi.org/10.1016/j.chb.2019.106226.
Google Scholar

Servidio, R., Bartolo, M. G., Palermiti, A. L., & Costabile, A. (2021). Fear of COVID-19, depression, anxiety, and their association with Internet addiction disorder in a sample of Italian stu-dents. Journal of Affective Disorders Reports, 4. https://doi.org/10.1016/j.jadr.2021.100097.
Google Scholar

Solecki, R. (2017). Aktywność młodzieży w cyberprzestrzeni. [Youth activity in cyberspace.] Warszawa-Milanówek: Oficyna Wydawnicza Von Velke. ISBN 978-83-947984-2-0.
Google Scholar

Trumello, C., Babore, A., Cndelori, C., Morelli, M., & Bianchi, D. (2018) Relationship with Parents, Emotion Regulation, and Callous-Unemotional Traits in Adolescents’ Internet Addiction. Hindawi BioMed Research International, Volume 2018, pp. 1‒10. https://doi.org/10.1155/2018/7914261.
Google Scholar

Weinstein, A. & Lejoyeux, M. (2010). Internet addiction or excessive internet use. The American Journal of Drug and Alcohol Abuse, 36(5), 277‒283. https://doi.org/10.3109/00952990.2010.491880.
Google Scholar

Woźniak-Prus, M., Gambin, M., & Cudo, A. (2020). Nastolatkowie wobec pandemii. [Teenagers in the face of a pandemic.] https://covid.psych.uw.edu.pl/wpcontent/uploads/sites/50/2021/03/Raport_nastolatkowie_wobec_pandemii.pdf (accessed: 15.09.2023).
Google Scholar

Zalewska, A., Gałczyk, M., Sobolewski, M., & Białokoz-Kalinowska, I. (2021). Depression as Compared to Level of Physical Activity and Internet Addiction among Polish Physiotherapy Stu-dents during the COVID-19 Pandemic. International Journal of Environmental Research and Public Health, 18(19). https://doi.org/10.3390/ijerph181910072.
Google Scholar