Sklyarenko, M., A. Yastrebov, and P. Frick. “Velocity Field Reconstruction Using Distributed Tracers”. Numerical Methods and Programming (Vychislitel’nye Metody I Programmirovanie), vol. 7, no. 7, Jan. 2006, pp. 41-46, https://en.num-meth.ru/index.php/journal/article/view/191.