AZHAR, R.; SYAMPUTRA, Y.; RIZAL, A. Implementation Of Student Presence System Based On NodeMCU ESP8226 (Case Study Of PGRI Vocational School, Lemahabang, Karawang). Jurnal Ilmiah Wahana Pendidikan, v. 9, n. 8, p. 569-583, 30 abr. 2023.