Int. J. Mod .Nonlinear Theory Appl. Vol.6 No.4, December 21, 2017 DOI:10.4236/ijmnta.2017.64012
Int. J. Mod .Nonlinear Theory Appl. Vol.6 No.4, November 28, 2017 DOI:10.4236/ijmnta.2017.64011
Int. J. Mod .Nonlinear Theory Appl. [ISSUE], [PUBDATE] DOI:[DOI]