Cohen, D., Cooper, M., & Jeavons, P. (2008). Generalising submodularity and horn clauses: Tractable optimization problems defined by tournament pair multimorphismsa. Elsevier.
芝加哥风格引文Cohen, D., M. Cooper, 与 P. Jeavons. Generalising Submodularity and Horn Clauses: Tractable Optimization Problems Defined by Tournament Pair Multimorphismsa. Elsevier, 2008.
MLA引文Cohen, D., et al. Generalising Submodularity and Horn Clauses: Tractable Optimization Problems Defined by Tournament Pair Multimorphismsa. Elsevier, 2008.
警告：这些引文格式不一定是100％准确.