LAPINSKAS, Remigijus. sites.google.com/view/Lapinskas – Mathematical readings. Lietuvos matematikos rinkinys, [S. l.], v. 64, n. B, p. 48–49, 2023. DOI: 10.15388/LMD.2023.33595. Disponível em: https://test.zurnalai.vu.lt/LMR/article/view/33595. Acesso em: 27 oct. 2025.