Artyushkova, M., and D. Sokoloff. “Numerical Modeling of Conjugated Point Distribution Along a Geodesic With Random Curvature”. Numerical Methods and Programming (Vychislitel’nye Metody I Programmirovanie), vol. 5, no. 5, Nov. 2004, pp. 291-6, https://en.num-meth.ru/index.php/journal/article/view/138.