Bulatov, A., Jeavons, P., & Volkov, M. (2002). Finite semigroups imposing tractable constraints. World Scientific‚ Singapore.
芝加哥风格引文Bulatov, A., P. Jeavons, 与 M. Volkov. Finite Semigroups Imposing Tractable Constraints. World Scientific‚ Singapore, 2002.
MLA引文Bulatov, A., et al. Finite Semigroups Imposing Tractable Constraints. World Scientific‚ Singapore, 2002.
警告：这些引文格式不一定是100％准确.