TY - JOUR AU - A. I. Besportochnyy AU - A. N. Burmistrov TI - On the place of sonic points in a critical flow JO - Journal of Samara State Technical University, Ser. Physical and Mathematical Sciences PY - 2021 SP - 519 EP - 530 VL - 25 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VSGTU_2021_25_3_a7/ LA - ru ID - VSGTU_2021_25_3_a7 ER -