Courtenay, W. R., Jr. and J. R. Stauffer, Jr. 1991. The introduced fish problem and the aquarium fish industry. J. World Aquaculture Soc. 21(3):145-159.
Courtenay, W. R., Jr. and J. R. Stauffer, Jr. 1991. The introduced fish problem and the aquarium fish industry. J. World Aquaculture Soc. 21(3):145-159.
Courtenay_et_al-1990-Journal_of_the_World_Aquaculture_Society.pdf