• Modelling of the human knee joint supported by active orthosisMusalimov, Victor; Monahov, Juri; Tamre, Mart; Rõbak, Dmitri; Sivitski, Alina; Arjassov, Gennadi; Penkov, IgorInternational journal of applied mechanics and engineering2018 / p. 107-120 : ill https://doi.org/10.1515/ijame-2018-0007 https://www.scopus.com/sourceid/21100464514 https://www.scopus.com/record/display.uri?eid=2-s2.0-85044329732&origin=inward&txGid=bda87a3b9a4d416c1b2f863f20053c1e
• Motion modeling of the human lower limb, supported by orthosesKrokhaleva, Nadezhda; Turchinovich, Nikita; Ovchinnikov, Ivan; Penkov, Igor; Arjassov, Gennadi; Perepelkina, Svetlana; Reznikov, S.Proceedings of the 11th International Conference of DAAAM Baltic Industrial Engineering : 20-22th April 2016, Tallinn, Estonia2016 / p. 132-136 : ill http://innomet.ttu.ee/daaam/