Hariyanto, Y. D., U. C. M. Nasution, and A. Mulyati. “ANALISA PENGARUH GREEN PRODUCT, GREEN PRICE DAN GREEN PROMOTION TERHADAP KEPUTUSAN PEMBELIAN KOPI SORGTIME DI KOTA SURABAYA”. GEMAH RIPAH: Jurnal Bisnis, vol. 6, no. 02, June 2026, pp. 201-12, doi:10.69957/grjb.v6i02.2820.