Foley, S., Lucchini, S., Zwahlen, M.-C., & Brüssow, H. (1998). A short noncoding viral DNA element showing characteristics of a replication origin confers Bacteriophage resistance to Streptococcus thermophiles. Virology, 250(2), 377-387. https://doi.org/10.1006/viro.1998.9387