JOURNAL, Lithuanian Mathematical. Библиография работ математиков Литовской ССР, опубликованных в 1961 г. Lithuanian Mathematical Journal, [S. l.], v. 2, n. 2, p. 343–346, 1962. Disponível em: https://www.journals.vu.lt/LMJ/article/view/19366.. Acesso em: 7 may. 2024.