KAMALOVA HILLOLAKHAN SOLIJONOVNA. Circle and Sphere Geometric Forms and Their Spatial Conditions. Journal of Pedagogical Inventions and Practices, [S. l.], v. 21, p. 69–71, 2023. Disponível em: https://zienjournals.com/index.php/jpip/article/view/4198. Acesso em: 2 jun. 2025.