http://www.slideshare.net/tghypt/an-introduction-to-materials-engineering-and-science

http://web.utk.edu/~prack/mse201/Chapter%201%20Basics.pdf

http://highered.mcgraw-hill.com/sites/dl/free/0072953586/240416/Sample_Ch1.pdf

http://jpkc.fudan.edu.cn/picture/article/255/ba/c4/ceea01074b18aa612e67c5c8ed3d/14e79255-e194-4093-98f3-c1317c2adc73.pdf

http://fisica.ufpr.br/cmlepienski/brian.pdf