PIPEREVSKI, Boro M.; HADZIEVA, Elena. ON A SHAPKAREV’S METHOD OF DIFFERENTIATION AND TRANSFORMATION. Matematichki Bilten, [S. l.], v. 39, n. 1, 2015. DOI: 10.37560/matbil15100013p. Disponível em: https://bilten.smm.org.mk/index.php/bilten/article/view/1798. Acesso em: 13 jun. 2026.