A. W. . Putra, R. . Nuryanto, and A. . Tafrikhatin, “Fitur Pengingat Kegiatan Masjid Dengan Kontrol Wi-Fi Berbasis ESP-32 Pada Jam Digital Mosque Activity Reminder Feature With ESP-32 Based Wi-Fi Control On Digital Clock”, jptam, vol. 5, no. 3, pp. 6177–6187, Sep. 2021.