Hojjati, Maryam, Reza Soltani Shal, and Sajjad Rezaei. 2027. “Development, Validation, and Evaluation of a Psychological Hardiness Training Package for Older Adults Residing in Nursing Homes”. International Journal of Education and Cognitive Sciences, November, 1-15. https://journalecs.com/index.php/ecs/article/view/464.