Gaya APA

al.], I, D, [. (2015). Optimal resource allocation in Romanian farms- analysis of the mathematical correlation between nitrogen-based chemical and corn (6 ( 2015 )). : Elsevier.

Gaya MLA

al.], Iuliana, DOBRE, [et. "Optimal resource allocation in Romanian farms- analysis of the mathematical correlation between nitrogen-based chemical and corn". 6 ( 2015 ) : Elsevier, 2015. e-journal.