1. Ac energized ferroelectric pellet bed gas cleaner;Mizuno;IEEE Trans. Ind. Appl.,1992
2. Non-thermal plasma applications in air sterilization;Gallagher;Plasma Sci.,2004
3. Sterilization of Bacillus Subtilis using ozone;Kosaka;Tokyu Sharyo Tech. Rev.,1998
4. Characteristics of the bactericidal effect of ozone gas on pathogenic bacteria in hospital;Fukunaga;J. Antibact. Antifung. Agents Jpn.,1999
5. Study of indoor sterilization with ozone;Anzai;J. Pract. Pharm.,1990