Navickis, Kazimieras. “Geometry of Nonholonomic Complexes NGr (1, 5, 5)”. Lietuvos matematikos rinkinys 52, no. proc. LMS (December 15, 2011): 44–47. Accessed October 28, 2025. https://test.zurnalai.vu.lt/LMR/article/view/15371.