Reference

P. Cordovilla, E. Valdivia, A. Gonzalez-Segura, A. Galvez, M. Martinez-Bueno, M. Maqueda (1993): Antagonistic action of the bacterium Bacillus licheniformis M-4 toward the amoeba Naegleria fowleri – J. Euk. Microbiol. – 40: 323 - 328.