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Rao, Achanta Ramakrishna and Kumar, Bimlesh (2006) The use of circular surface aerators in wastewater treatment tanks. In: Journal of Chemical Technology and Biotechnology, 82 (1). pp. 101-107.
Verneker, Pai Vencatesh R and Kishore, Kaushal and Gayathri, Venkatnarayana (1978) Thermal reactivity of ammonium perchlorate crystallised from solutions having different pH. In: Journal of Chemical Technology and Biotechnology, 28 (10). pp. 660-662.