J. Appl. Math. Phys. Vol.6 No.2, February 28, 2018 DOI:10.4236/jamp.2018.62040
J. Appl. Math. Phys. Vol.6 No.2, February 28, 2018 DOI:10.4236/jamp.2018.62039
J. Appl. Math. Phys. Vol.6 No.2, February 27, 2018 DOI:10.4236/jamp.2018.62038
J. Appl. Math. Phys. Vol.6 No.2, February 27, 2018 DOI:10.4236/jamp.2018.62037
J. Appl. Math. Phys. Vol.6 No.2, February 23, 2018 DOI:10.4236/jamp.2018.62036
J. Appl. Math. Phys. [ISSUE], [PUBDATE] DOI:[DOI]