Customer Satisfaction Towards Service Quality of Purchasing Chicken Meat On-site and through WhatsApp Services (Study of UD Sulastri)Widodo, Muhammad Shofi Wicaksono and Nor Lailatul Azilah HamdzahE3S Web of Conf., 444 (2023) 02059DOI: https://doi.org/10.1051/e3sconf/202344402059