Tenenev В. А., and Vetchanin Е. В. “The Controlled Movement of an Object in Liquid at Reciprocating Motion of an Internal Point Particle”. Intellekt. Sist. Proizv., vol. 6, no. 2, June 2011, pp. 62-72, https://izdat.istu.ru/index.php/ISM/article/view/1360.