SRP4 citations

These citations are based on my research question " Do emissioned turbo diesel engines have gastric waste that can harm the environment more effectively than non-emissioned turbo diesel engines?

N/A, N. (n.d.). Global increases in allergic respiratory disease: the possible role of diesel exhaust particles . Retrieved from http://www.sciencedirect.com/science/article/pii/S1081120610633182

N/A, N. (1995). Catalytic oxidation of diesel particulates with base metal oxides. Retrieved from http://www.sciencedirect.com/science/article/pii/S0167299106814540 

Particle number emissions from a light-duty diesel engine with biodiesel fuels under transient-state operating conditions. (2014, january). Retrieved from http://www.sciencedirect.com/science/article/pii/S0306261913005758

Emission reduction potential of using ethanol–biodiesel–diesel fuel blend on a heavy-duty diesel engine. (n.d.). Retrieved from http://www.sciencedirect.com/science/article/pii/S1352231006000148

Improvement of engine emissions with conventional diesel fuel and diesel–biodiesel blends. (n.d.). Retrieved from http://www.sciencedirect.com/science/article/pii/S0960852405001756