Mukarromah, Syarifatul, Wahyu Hardyanto, and Suwito Eko Pramono. 2021. “The Influence of Customer Expectation and Marketing Mix on Customer Loyalty With Customer Satisfaction As Intervening”. Educational Management 10 (2), 252-59. https://journal.unnes.ac.id/sju/eduman/article/view/44435.