TY - JOUR AU - Ilya Bogaevsky TI - Fronts of control-affine systems in R^3 JO - Journal of Singularities PY - 2020 SP - 15 EP - 29 VL - 21 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.5427/jsing.2020.21b/ DO - 10.5427/jsing.2020.21b ID - 10_5427_jsing_2020_21b ER -