John I. Ejembi, Ifeanyi H. Nwigboji, Zhou Wang, Diola Bagayoko, Guang- Lin Zhao
DOI:
10.9734/PSIJ/2015/19439
Page: 1-10
Sergey G. Fedosin
DOI:
10.9734/PSIJ/2015/22197
Page: 1-18
V. V. Prosentsov
DOI:
10.9734/PSIJ/2015/21553
Page: 1-11
Jeffery Ezearn, William Obeng-Denteh
DOI:
10.9734/PSIJ/2015/18487
Page: 1-4
Shinsuke Hamaji
DOI:
10.9734/PSIJ/2015/21776
Page: 1-9