1. 11) Ochman, H., Medhora, M.M., Garza, D., and Hartl, D.L., Amplification of franking sequences by inverse PCR, in “PCR Protocols: A guide to methods and application”, Eds. Innis, M.A., Gelfand, D.H., Sninsky, J.J., and White, T.J., Academic press, Inc. San Diego, pp. 219-227 (1990).
2. 12) Nakamura, N., and Sashihara, N., Pullulanase of Thermus sp. AMD-33, in “Superbugs: Microorganisms in extreme environment”, Horikoshi, K. and Grant, W.D. eds., Springer-Verlag, Berlin and New York, pp 99-110 (1991).