Nazari Barsari, S. ., M. . Parsmehr, and S. . Jangchi Kashani. “Qualitative Assessment of Land Suitability for Cultivation of Irrigated Wheat and Barley by Using Simple Limited and the Number and Limiting Intensity Method (case Study; Esfarvarin Region of Qazvin Province)”. Agricultural Advances, vol. 3, no. 2, Feb. 2014, pp. 38-47, http://sjournals.com/index.php/aa/article/view/725.