2Patterson J, Clarke A, Chen Rui. Experimental study of the performance and emissions characteristics of a small diesel genset operating in dual - fuel mode with three dif- ferent primary fuels[ C]. SAE 2006 - 01 0050,2006.
3Altronic Inc. Introduction to Bi -fuel technology [ EB/ OL]. 2010. http//www, gti - altronic, com/bifuel, htm.