TY - JOUR AU - D. V. Romanov AU - K. V. Romanov AU - V. A. Romanov AU - E. A. Stepanov AU - A. A. Lebedev TI - Mathematical modeling of sunspot nucleation at the photospheric level of the Sun JO - Journal of Samara State Technical University, Ser. Physical and Mathematical Sciences PY - 2023 SP - 723 EP - 736 VL - 27 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VSGTU_2023_27_4_a6/ LA - ru ID - VSGTU_2023_27_4_a6 ER -