Xin nhờ các bạn lấy giúp mình mấy bài báo cáo này.
http://www.sciencedirect.com/scienc...a11cd56e87076137c17b4a8d198f208e&searchtype=a
http://www.sciencedirect.com/scienc...aea1c00540ddedd7f74a187a613a1844&searchtype=a
http://www.sciencedirect.com/scienc...9ad717275beaf0d2959cfae44320eb79&searchtype=a
Cám ơn các bạn nhiều.
http://www.sciencedirect.com/scienc...a11cd56e87076137c17b4a8d198f208e&searchtype=a
http://www.sciencedirect.com/scienc...aea1c00540ddedd7f74a187a613a1844&searchtype=a
http://www.sciencedirect.com/scienc...9ad717275beaf0d2959cfae44320eb79&searchtype=a
Cám ơn các bạn nhiều.