“Nitrate reductase from Spinacea oleracea. FAD and the reactivation of the enzyme treated with p-Hydroxymercuribenzoate” (1977) Revista Española de Fisiología, 33(4), pp. 287–290. Available at: https://revistas.unav.edu/index.php/ref/article/view/49536 (Accessed: 11 July 2025).