J. Appl. Math. Phys. Vol.5 No.5, May 31, 2017 DOI:10.4236/jamp.2017.55103
J. Appl. Math. Phys. Vol.5 No.5, May 31, 2017 DOI:10.4236/jamp.2017.55102
J. Appl. Math. Phys. Vol.5 No.5, May 27, 2017 DOI:10.4236/jamp.2017.55101
J. Appl. Math. Phys. Vol.5 No.5, May 27, 2017 DOI:10.4236/jamp.2017.55100
J. Appl. Math. Phys. Vol.5 No.5, May 27, 2017 DOI:10.4236/jamp.2017.55099
J. Appl. Math. Phys. [ISSUE], [PUBDATE] DOI:[DOI]