S. Balali, A. Hoseini, R. Ghorbnia, H. Kordi, and E. Amooee Khozani, “Relationships between nutrients and chlorophyll a concentration in the international Alma Gol Wetland, Iran”, Intl. J. Aquat. Biol., vol. 1, no. 2, pp. 68–75, May 2013.