Nurul Shakina, 13 Apr 2015 Nor Arlina Amirah ingat tak serpentine? huhu...highly cited paper neh... Parveen Bal link.springer.com
Nisreen Sulayman, 08 Aug 2014 Hi, I need this article. http://link.springer.com/chapter/10.1007%2F978-3-642-33709-3_40#page-1