http://www.netlib.org/templates/templates.pdf

http://kiwi.atmos.colostate.edu/group/dave/at604pdf/Chapter_6.pdf

http://people.ucsc.edu/~miglior/chapter%20pdf/Ch03_SE.pdf

http://math.buffalostate.edu/~it/projects/rogers.pdf

http://math.colorado.edu/~nita/SystemsofLinearEquations.pdf

http://www.math.tamu.edu/~shatalov/Tan_chpt2.pdf

http://www.iit.edu/csl/am/resources/computing/maple/pdfs/linearEquation.pdf

http://www.google.com/url?sa=t&rct=j&q=gauss%20sidel%20method&source=web&cd=10&cad=rja&ved=0CF4QFjAJ&url=http%3A%2F%2Fcollege.cengage.com%2Fmathematics%2Flarson%2Felementary_linear%2F5e%2Fstudents%2Fch08-10%2Fchap_10_2.pdf&ei=waOpUZnWCIWUtAaR1oDIDg&usg=AFQjCNHYEkWmtOQ_NkuGKd7olr680dBclw&bvm=bv.47244034,d.Yms

http://www10.informatik.uni-erlangen.de/~pflaum/pflaum/MG/skript.pdf

http://www.cims.nyu.edu/~overton/papers/pdffiles/inveig.pdf

http://www.fusdweb.com/sites/hs/JurupaHills/Documents/Trig-Pre-Calc%20Text/chapter07.pdf