000 00473nam a2200109Ia 4500
008 230817s9999 xx 000 0 und d
100 _aXinggui Liu, Yaping Ren, and Yongkun Li
245 0 _aFour Positive Periodic Solutions of a Discrete Time Lotka-Volterra Competitive System with Harvesting Terms
650 _aComputer science, information & general works
856 _uhttps://new.zodml.org/sites/default/files/2023-07/four_positive_periodic_solutions.pdf
942 _cEBK
999 _c35940
_d35940