Beletsky A, Kovalchuk A. RETRACTED : FACTORIZATION OF THE DEGREE OF SPHENIC POLYNOMES. Zahist ìnf. [Internet]. 2022 Oct. 11 [cited 2026 Jun. 14];24(1):12-20. Available from: http://jrnl.kai.edu.ua/index.php/ZI/article/view/16860