Putri, Nadya Nurul Sepani, Andry Alamsyah, and Sri Widiyanesti. 2020. “Service Quality Analysis of Online Travel Agencies (Ota) Using Multiclass Classification”. Almana : Jurnal Manajemen Dan Bisnis 4 (1):72-78. https://doi.org/10.36555/almana.v4i1.1312.