Amendola, Simone, Thomas Volken, Annina Zysset, Marion Huber, Agnes von Wyl, i Julia Dratva. 2024. „Trend in Loneliness Among Swiss University Students During the First Year of the COVID-19 Pandemic”. Health Psychology Report 12 (1):53-67. https://czasopisma.bg.ug.edu.pl/index.php/HPR/article/view/11051.