Celebratio Mathematica

M. Schar­le­mann: “Smooth CE maps and smooth homeo­morph­isms,” pp. 234–​240 in Al­geb­ra­ic and geo­met­ric to­po­logy: Pro­ceed­ings of a sym­posi­um held at Santa Bar­bara in hon­or of Ray­mond L. Wilder (Santa Bar­bara, CA, 25–29 Ju­ly 1977). Edi­ted by K. C. Mil­lett. Lec­ture Notes in Math­em­at­ics 664. Spring­er (Ber­lin), 1978. MR 518417 Zbl 0392.​57002 incollection

M. Schar­le­mann: “Planar graphs, fam­ily trees and braids,” pp. 29–​47 in Pro­gress in knot the­ory and re­lated top­ics (Mar­seilles). Edi­ted by M. Boileau, M. Domergue, Y. Math­ieu, and K. Mil­lett. Travaux en Cours 56. Her­mann (Par­is), 1997. MR 1603122 Zbl 0924.​57002 incollection