RyazanovV. I. (1992) “Solution to the Reich–Walczak conformity problem according to Belynsky–Lavrentyev ”, Ukrains’kyi Matematychnyi Zhurnal, 44(10), pp. 1406-1411. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/8239 (Accessed: 24November2024).