Reginaldo de Jesus Santos
http://www.mat.ufmg.br/~regi/livros.html
Jim Hefferon
http://joshua.smcvt.edu/linearalgebra/
ou
ftp://joshua.smcvt.edu/pub/hefferon/book/book.pdf
http://www.mat.ufmg.br/~regi/livros.html
http://joshua.smcvt.edu/linearalgebra/
ou
ftp://joshua.smcvt.edu/pub/hefferon/book/book.pdf