Wasdi, Wasdi, Benyamin Harits, and Lia Muliawaty. 2021. “Service Characteristics Model to Make Optimum Services in Investment Department and One-Stop Integrated Service of Ciamis Regency”. Pasundan Social Science Development 1 (2):55-68. https://doi.org/10.56457/pascidev.v1i2.1.