J. Appl. Math. Phys. Vol.5 No.3, March 31, 2017 DOI:10.4236/jamp.2017.53062
J. Appl. Math. Phys. Vol.5 No.3, March 31, 2017 DOI:10.4236/jamp.2017.53061
J. Appl. Math. Phys. Vol.5 No.3, March 31, 2017 DOI:10.4236/jamp.2017.53060
J. Appl. Math. Phys. Vol.5 No.3, March 31, 2017 DOI:10.4236/jamp.2017.53059
J. Appl. Math. Phys. Vol.5 No.3, March 31, 2017 DOI:10.4236/jamp.2017.53058
J. Appl. Math. Phys. [ISSUE], [PUBDATE] DOI:[DOI]