(3GdQLd GdPj SjUHM edcG (B: s (3QhGjI (B/ s - (3cjHdjfL, QhOjGQOs; (3Wg, GdSjOs ((3GdbGgQI (B: s (3OGQ Ohf ddfTQ hGdJhRjY, s, 2020)
Keywords: (3GdGOH GdeJQLe(B. s; (3GdQhGjGJ(B. s