Kalsum, U., E. Elvina, and J. Lubis. “Digital Marketing Innovation Triggers Spontaneous Purchases Among University Online Shoppers: Inovasi Pemasaran Digital Memicu Pembelian Spontan Pada Mahasiswa Pembelanja Daring”. Indonesian Journal of Innovation Studies, vol. 27, no. 4, Aug. 2026, p. 10.21070/ijins.v27i4.2264, doi:10.21070/ijins.v27i4.2264.