“Web-Based Classroom Loan Information System (Case Study Student Organizations at Muhammadiyah University of Sidoarjo): Sistem Informasi Peminjaman Ruang Kelas Berbasis Web (Studi Kasus Organisasi Mahasiswa Di Universitas Muhammadiyah Sidoarjo)”. 2021. Procedia of Engineering and Life Science 1 (2). https://doi.org/10.21070/pels.v1i2.992.