GUDONIS, Vytautas. THE IMAGE A VISUALLY IMPAIRED PERSON IN PHILATELY AS A MEANS OF FORMING AN ADEQUATE ATTITUDE TOWARDS THE BLINDNESS AND BLIND. SOCIETY. INTEGRATION. EDUCATION. Proceedings of the International Scientific Conference, Rezekne, Latvia, v. 4, p. 390–399, 2019. DOI: 10.17770/sie2019vol4.3962. Disponível em: https://archive-journals.rtu.lv/sie/article/view/2163.. Acesso em: 11 mar. 2026.