Relationship of Exogen Variables for Customer Use and Satisfaction of Delivery ServicesMinto Waluyo, Yekti Condro Winursito, Mega Cattleya Prameswari Annissaa Islami, Rizqi Novita Sari and Mohammad Rachman WaluyoE3S Web Conf., 328 (2021) 05013DOI: https://doi.org/10.1051/e3sconf/202132805013