V. . Todorov, V. . Dzhurov, T. . Stanchev, I. . Tsvetkov, and Y. . Dimitrov, “MONTE CARLO SAMPLING TECHNIQUES FOR COMPUTATION OF MULTIDIMENSIONAL INTEGRALS RELATED TO MIGRATION: MONTE CARLO SAMPLING TECHNIQUES FOR COMPUTATION OF MULTIDIMENSIONAL INTEGRALS RELATED TO MIGRATION”, JSAR, vol. 16, no. 1, pp. 23–31, Mar. 2023.