TY - JOUR AU - N. C. Apreutesei TI - Necessary Optimality Conditions for a Lotka-Volterra Three Species System JO - Mathematical modelling of natural phenomena PY - 2006 SP - 120 EP - 132 VL - 1 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.1051/mmnp:2006007/ DO - 10.1051/mmnp:2006007 LA - en ID - 10_1051_mmnp:2006007 ER -