%0 Journal Article %T A discrete SEIRS model for pandemic periodic infectious diseases %A M. V. Jose %A T. Govezensky %A A. V. Lara-Sagahon %A C. Varea %J Advanced Studies in Biology %D 2012 %I %U http://www.m-hikari.com/asb/asb2012/asb1-4-2012/joseASB1-4-2012-2.pdf