Kullander, S. O., M. M. Rahman, M. Norén, and A. R. Mollah. “Why Is Pseudosphromenus cupanus (Teleostei: Osphronemidae) Reported from Bangladesh, Indonesia, Malaysia, Myanmar, and Pakistan?”. Zootaxa, vol. 3990, no. 4, July 2015, pp. 575–583, doi:10.11646/zootaxa.3990.4.6.