• Propeller shrouding influence on lift force of mini unmanned quadcopterPenkov, Igor; Aleksandrov, DmitriInternational journal of automotive and mechanical engineering2017 / p. 4486-4495 : ill https://doi.org/10.15282/ijame.14.3.2017.7.0354 https://www.scopus.com/sourceid/21100235622 https://www.scopus.com/record/display.uri?eid=2-s2.0-85040460079&origin=inward&txGid=b6ea75aa4d8c602b5e855e767be3b5bc