NAVICKIS, Kazimieras. Geometry of nonholonomic complexes in threedimensional projective space. Lietuvos matematikos rinkinys, [S. l.], v. 43, n. spec., p. 171–174, 2003. DOI: 10.15388/LMR.2003.32377. Disponível em: https://www.journals.vu.lt/LMR/article/view/32377.. Acesso em: 20 may. 2024.