Buulolo, Derima, Jeliswan B.I.J Gea, Serniati Zebua, and Sophia M Kakisina. 2023. “Pengaruh Just In Time Terhadap Loyalitas Konsumen Pada PT TIKI JNE(Jalur Nugraha Ekakurir) Express Kota Gunungsitoli”. Innovative: Journal Of Social Science Research 3 (6):437-47. http://j-innovative.org/index.php/Innovative/article/view/6308.