TY - JOUR AU - S. V. Shvedenko TI - Flow of a vector field through a smooth surface and its representation by a surface integral of the 2nd kind JO - Matematičeskoe obrazovanie PY - 2022 SP - 39 EP - 46 IS - 4 UR - http://geodesic.mathdoc.fr/item/MO_2022_4_a5/ LA - ru ID - MO_2022_4_a5 ER -