Safitri, Sisilia, Dwi Kusumawardani, Citra Wiguna, Didi Supriyadi, and Intan Yulita. 2020. “MEASUREMENT OF VALIDITY AND RELIABILITY OF CUSTOMER SATISFACTION QUESTIONER in E-BOARDING APPICATIONS”. Jurnal Pilar Nusa Mandiri 16 (1), 1-6. https://doi.org/10.33480/pilar.v16i1.1069.