BANIONIS, Juozas. Known and unknown high mathematics conspectus of the end of the 4th decade of the 20th century: Z. Žemaitis’s “Differential-integral calculation”: „Diferencialinis-integralinis skaičiavimas“. Lietuvos matematikos rinkinys, [S. l.], v. 59, n. B, p. 16–19, 2018. DOI: 10.15388/LMR.B.2018.2. Disponível em: https://www.journals.vu.lt/LMR/article/view/14980.. Acesso em: 4 may. 2024.