Citation: Fi. Ormazagonzalez et Pj. Statham, A COMPARISON OF METHODS FOR THE DETERMINATION OF DISSOLVED AND PARTICULATE PHOSPHORUS IN NATURAL-WATERS, Water research, 30(11), 1996, pp. 2739-2747
Citation: Fi. Ormazagonzalez et Ap. Villalbaflor, THE MEASUREMENT OF NITRITE, NITRATE AND PHOSPHATE WITH TEST KITS AND STANDARD PROCEDURES - A COMPARISON, Water research, 28(10), 1994, pp. 2223-2228