1. Theorie der Zöpfe;Artin;Abh. Math. Sem. Univ. Hamburg,1925
2. Theory of braids;Artin;Ann. Math.,1947
3. Braids and permutations;Artin;Ann. Math.,1947
4. On braid groups;Birman;Comm. Pure Appl. Math.,1969
5. G. Burde, H. Zieschang, Knots, Walter de Gruyter, Berlin, New York, 1985.