KUSNADI, Adhi; PRAWISUDA, Tirta. Rancang Bangun Plugin WordPress Penghitung Kepadatan Kata Kunci. Ultima InfoSys : Jurnal Ilmu Sistem Informasi, [S. l.], v. 7, n. 2, p. 94–99, 2016. DOI: 10.31937/si.v7i2.546. Disponível em: https://ejournals.umn.ac.id/index.php/SI/article/view/546. Acesso em: 1 aug. 2025.