Tài liệu tham khảo

WikiPedia: Phương_trình_Lotka–Volterra http://www.egwald.ca/nonlineardynamics/twodimensio... http://insightmaker.com/insight/2068 http://demonstrations.wolfram.com/PredatorPreyDyna... http://demonstrations.wolfram.com/PredatorPreyEcos... http://demonstrations.wolfram.com/PredatorPreyEqua... http://demonstrations.wolfram.com/PredatorPreyMode... http://demonstrations.wolfram.com/download-cdf-pla... http://math.fullerton.edu/mathews/n2003/Lotka-Volt... http://www.ahahah.eu/trucs/pp/ http://jseed.sourceforge.net/lotka/index.html