Reference

Book:

Holzke, M., & Stachowitz, S. (2014). SQL database for beginners. CT: LearnToProgram, Incorporated.

Section of Online Document:

Engelshcall, R. S. (1997). Module mod_rewrite: URL Rewriting Engine. In Apache HTTP Server version 1.3 documentation. Retrieved from http://httpd.apache.org/docs/1.3/mod/mod_rewrite.html

Journal:

Lai, Z., & Varma, A. H. (2015). Noncompact and slender circular CFT members: Experimental database, analysis, and design. Journal of Constructional Steel Research, 106, 220-233.