Hyun, Dong-Wook; Tak, Euon Jung; Kim, Pil Soo; Bae, Jin-Woo (1 February 2021). "Description of Vagococcus coleopterorum sp. nov., isolated from the intestine of the diving beetle, Cybister lewisianus, and Vagococcus hydrophili sp. nov., isolated from the intestine of the dark diving beetle, Hydrophilus acuminatus, and emended description of the genus Vagococcus". Journal of Microbiology. 59 (2): 132–141. doi:10.1007/s12275-021-0485-1. PMID33355892.
Hyun, Dong-Wook; Tak, Euon Jung; Kim, Pil Soo; Bae, Jin-Woo (1 February 2021). "Description of Vagococcus coleopterorum sp. nov., isolated from the intestine of the diving beetle, Cybister lewisianus, and Vagococcus hydrophili sp. nov., isolated from the intestine of the dark diving beetle, Hydrophilus acuminatus, and emended description of the genus Vagococcus". Journal of Microbiology. 59 (2): 132–141. doi:10.1007/s12275-021-0485-1. PMID33355892.