Sri D, Lusi Endang, et al. “THE EFFECT OF INNOVATION AND PRODUCT QUALITY OF MR. ALI’S SPICY COFFEE IN SUMBERANYAR MLANDINGAN ON CONSUMER SATISFACTION”. Algebra : Jurnal Pendidikan, Sosial Dan Sains, vol. 5, no. 4, Dec. 2025, pp. 1064-9, https://doi.org/10.58432/mhsj3f50.