S. Suharno, “KAJIAN PERTUMBUHAN DAN PRODUKSI PADA 8 VARIETAS KEDELAI (GLYCINE MAX L.) MERRIL DI LAHAN SAWAH TADAH HUJAN (STUDY OF GROWTH AND PRODUCTIONS EIGHT SOYBEAN VARIETIES (GLYCINE MAX L.) MERRIL ON NON IRRIGATION FARM)”, JIIP, vol. 2, no. 1, pp. 65–72, Jul. 2006.