Grewinski, Miroslaw, and Joanna Lizut. “HOW THE FAMILY 500+ PROGRAM FACILITATES SOCIAL INVESTMENTS?”. SOCIETY. INTEGRATION. EDUCATION. Proceedings of the International Scientific Conference 3 (May 21, 2019): 218–228. Accessed May 24, 2024. https://journals.ru.lv/index.php/SIE/article/view/4005.