Rakitina-Qureshi, E.,
Ivanov, K.,
Klimov, B.,
Rakitin, I., &
Zhelyazkova, G.
(2014).
Crowdsourcing - A Bridge Between Academia and Commerce. Informatics in the Scientific Knowledge : International Scientific Conference, June 27-29 2014, Varna, Bulgaria (с. 73-82). Варна: ВСУ "Черноризец Храбър".