February 2018
![](http://recentscientific.com/sites/default/files/default_images/publication-file-icon_0.png)
Subject:
science
DOI:
http://dx.doi.org/10.24327/ijrsr.2018.0902.1681
![](http://recentscientific.com/sites/default/files/default_images/publication-file-icon_0.png)
Subject:
science
DOI:
http://dx.doi.org/10.24327/ijrsr.2018.0902.1682
![](http://recentscientific.com/sites/default/files/default_images/publication-file-icon_0.png)
Subject:
science
DOI:
http://dx.doi.org/10.24327/ijrsr.2018.0902.1683
![](http://recentscientific.com/sites/default/files/default_images/publication-file-icon_0.png)
Subject:
science
DOI:
http://dx.doi.org/10.24327/ijrsr.2018.0902.1695
![](http://recentscientific.com/sites/default/files/default_images/publication-file-icon_0.png)
Subject:
science
DOI:
http://dx.doi.org/10.24327/ijrsr.2018.0902.1684
![](http://recentscientific.com/sites/default/files/default_images/publication-file-icon_0.png)
Subject:
science
DOI:
http://dx.doi.org/10.24327/ijrsr.2018.0902.1696
![](http://recentscientific.com/sites/default/files/default_images/publication-file-icon_0.png)
Subject:
science
DOI:
http://dx.doi.org/10.24327/ijrsr.2018.0902.1685