Engineering Materials
http://nptel.iitm.ac.in/courses/Webcourse-contents/IIT%20Kharagpur/Machine%20design1/pdf/Module-1_Lesson-2.pdf
Mechanical Properties of Metals - Listing
http://www.virginia.edu/bohr/mse209/chapter6.htm
Silicon as mechanical material
http://inst.cs.berkeley.edu/~n245/fa01/PETERSEN.PDF
Mechanical Properties of Materials - Book
David Roylance
http://stuff.mit.edu/afs/athena/course/3/3.225/book.pdf