Celebratio Mathematica

J. S. Birman and B. Wa­jnryb: “3-fold branched cov­er­ings and the map­ping class group of a sur­face,” pp. 24–​46 in Geo­metry and to­po­logy (Col­lege Park, MD, 1983–1984). Edi­ted by J. C. Al­ex­an­der and J. L. Harer. Lec­ture Notes in Math­em­at­ics 1167. Spring­er (Ber­lin), 1985. MR 827260 Zbl 0589.​57009 incollection