Maris, Simina, Petre Nenu, Stefan Maris, and Lavinia Cernescu. “FINANCING METHODS FOR INNOVATIVE START-UPS IN THE DOMAIN OF NONCONVENTIONAL ENERGIES”. Nonconventional Technologies Review 20, no. 3 (September 30, 2016). Accessed October 27, 2020. http://revtn.ro/index.php/revtn/article/view/151.