ISBN 9783540718062 books & textbook
Punctured Torus Groups and 2-Bridge Knot Groups (I) (Lecture Notes in Mathematics, 1909)
Akiyoshi, Hirotaka Sakuma, Makoto Wada, Masaaki Yamashita, Yasushi
Springer /2007-06-08 Paperback / 299 Pages
isbn-10: 3540718060 / isbn-13: 9783540718062