Double periodic solutions for a ratio-dependent predator-prey system with harvesting terms on time scales.
Liu, Zhenjie
Discrete Dynamics in Nature and Society, Tome 2009 (2009), / Harvested from The Electronic Library of Mathematics
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Publié le : 2009-01-01
DOI : https://doi.org/10.1155/2009/243974
EUDML-ID : urn:eudml:doc:225389 
@article{05637347,
     title = {Double periodic solutions for a ratio-dependent predator-prey system with harvesting terms on time scales.},
     journal = {Discrete Dynamics in Nature and Society},
     volume = {2009},
     year = {2009},
     doi = {10.1155/2009/243974},
     zbl = {1183.34143},
     language = {en},
     url = {http://dml.mathdoc.fr/item/05637347}
}

Liu, Zhenjie. Double periodic solutions for a ratio-dependent predator-prey system with harvesting terms on time scales.. Discrete Dynamics in Nature and Society, Tome 2009 (2009) . doi : 10.1155/2009/243974. http://gdmltest.u-ga.fr/item/05637347/