Чекмонене, Ирена Эльжбета Эльжбета. “A Scientific Portrait of Professor Valerijus Chekmonas in the Light of Biographic Data”. Slavistica Vilnensis 62 (October 26, 2018): 349–380. Accessed December 5, 2025. https://www.journals.vu.lt/slavistica-vilnensis/article/view/12051.