Fernandes, V. H., Gomes, G. M. S., & Jesus, M. M. (2011). The cardinal and the idempotent number of various monoids of transformations on a finite chain.
Chicago Style (17th ed.) CitationFernandes, Vítor H., Gracinda M. S. Gomes, and Manuel M. Jesus. The Cardinal and the Idempotent Number of Various Monoids of Transformations on a Finite Chain. 2011.
MLA (8th ed.) CitationFernandes, Vítor H., et al. The Cardinal and the Idempotent Number of Various Monoids of Transformations on a Finite Chain. 2011.
Warning: These citations may not always be 100% accurate.