Mikityuk , I.V. and Prikarpatsky , A.K. (1992) “Reduction and geometric samplings ”, Ukrains’kyi Matematychnyi Zhurnal, 44(9), pp. 1220–1228. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/8172 (Accessed: 6 December 2025).