Yustiana,., SyukurM., and SutjahjoS. H. “Analisis Daya Gabung Galur-Galur Jagung Tropis Di Dua Lokasi”. Jurnal Agronomi Indonesia (Indonesian Journal of Agronomy), Vol. 41, no. 2, Feb. 2014, doi:10.24831/jai.v41i2.7513.