Celebratio Mathematica

M. Farber and A. Ran­icki: “The Morse–Novikov the­ory of circle-val­ued func­tions and non­com­mut­at­ive loc­al­iz­a­tion,” pp. 381–​388 in Solitons, geo­metry, and to­po­logy: On the cross­roads (Mo­scow, 25–29 May 1998). Edi­ted by V. M. Bukh­shtaber and A. A. Mal’tsev. Trudy Matem­aticheskogo In­sti­tuta Imeni V. A. Steklova 225. MAIK Nauka/In­ter­peri­od­ica (Mo­scow), 1999. Con­fer­ence ded­ic­ated to the 60th birth­day of Sergei Pet­ro­vich Novikov. An Eng­lish trans­la­tion was pub­lished as Solitons, geo­metry, and to­po­logy: On the cross­roads (1999). Zbl 0983.​58007 incollection

M. Farber and A. Ran­icki: “The Morse–Novikov the­ory of circle-val­ued func­tions and non­com­mut­at­ive loc­al­iz­a­tion,” pp. 363–​371 in Solitons, geo­metry, and to­po­logy: On the cross­roads (Mo­scow, 25–29 May 1998). Edi­ted by V. M. Bukh­shtaber and A. A. Mal’tsev. Pro­ceed­ings of the Steklov In­sti­tute of Math­em­at­ics 225. MAIK Nauka/In­ter­peri­od­ica (Mo­scow), 1999. Con­fer­ence ded­ic­ated to the 60th birth­day of Sergei Pet­ro­vich Novikov. Trans­la­tion of Rus­si­an ori­gin­al pub­lished as Tr. Mat. Inst. Steklova no. 225 (1999). MR 1725953 ArXiv math/​9812122 incollection