Rizal Mahmud, Higashihiroshima, Japan. (Scopus), (Scholar)
Ahmad Anas Arifin, Adhi Tama Institute of Technology Surabaya, Indonesia. (Scopus), (Scholar)
Miftahul Ulum, Qomaruddin University, Gresik, Indonesia. (Scopus), (Scholar)
Ardi Noerpamoengkas, Adhi Tama Institute of Technology Surabaya, Indonesia. (Scholar)
Ong Andre Wahju Rijanto, Wijaya Putra University, Surabaya, Indonesia. (Scopus), (Scholar)
Isnaini Muhandhis, Wijaya Putra University, Surabaya, Indonesia. (Scopus), (Scholar)
Ahmad Yusuf Ismail, Adhi Tama Institute of Technology Surabaya, Indonesia. (Scopus), (Scholar)