Sa’adahS., A. Yuniastuti, and R. Susanti. “Analisis Kadar Nitric Oxide Dan Aktivitas Glutation Peroksidase Dalam Darah Operator SPBU Di Semarang”. Life Science, Vol. 7, no. 1, Apr. 2018, pp. 24-30, https://journal.unnes.ac.id/sju/UnnesJLifeSci/article/view/25358.