A. Huang, S. Sirisansaneeyakul, Z. Chen, Z. Wu, and Y. Chisti, “Proteolytic Capability of Staphylococcus xylosus and Candida zeylanoides Isolated from Chinese Xuanwei Ham”, Agr. Nat. Resour., vol. 46, no. 1, pp. 98–106, Feb. 2012.