[1]
“LAGRANGE OR EULER? PARTH THREE: THE FUTURE”, Ann. Sofia Univ. Fac. Math. and Inf., vol. 82, no. 2, pp. 63–109, Dec. 1991, Accessed: Jan. 11, 2026. [Online]. Available: https://annual.uni-sofia.bg/index.php/fmi/article/view/538