Offerman, K., Carulei, O., van der Walt, A. P., Douglass, N., & Williamson, A. (2014). The complete genome sequences of poxviruses isolated from a penguin and a pigeon in South Africa and comparison to other sequenced avipoxviruses. BMC Genomics.

Offerman, Kristy, Olivia Carulei, Anelda Philine van der Walt, Nicola Douglass, et Anna-Lise Williamson. "The Complete Genome Sequences of Poxviruses Isolated From a Penguin and a Pigeon in South Africa and Comparison to Other Sequenced Avipoxviruses." BMC Genomics 2014.

Offerman, Kristy, et al. "The Complete Genome Sequences of Poxviruses Isolated From a Penguin and a Pigeon in South Africa and Comparison to Other Sequenced Avipoxviruses." BMC Genomics 2014.