1. Hangay, G., Hortobagyi, G., Muranyi, G.: Sterilization of hydrocortisone eye ointment by?-irradiation. In: Radiosterilization of medical products, pp. 55?68. Vienna: International Atomic Energy Agency 1967 [Available as STI/PUB/157]
2. Nash, R.: Radiosterilized tetracycline ophthalmic ointment. Bull. Parenter. Drug Assoc.28, 181?187 (1974)
3. Diding, N.: Irradiation sterilization of pharmaceutical products. Acta Pharm. Suec.12, 35?43 (1975)
4. øie, S. H., Fystro, D.: Efficacy of the inactivation of bacterial spores in white petrolatum and hydrophillic ointment by gamma irradiation. Appl. Microbiol.30, 514?518 (1975)
5. Hangay, G.: On the theoretical aspects of the use of radiation sterilization and radiation pasteurisation in the pharmaceutical and cosmetic industry. In: Sterilization by ionizing radiation. Gaughran, E. R. L., Goudie, A. J. (eds.), Vol. II, pp. 247?263. Montreal: Multiscience Publication 1978