Celebratio Mathematica

B. L. Fei­gin and D. B. Fuchs: “Rep­res­ent­a­tions of the Vi­ra­s­oro al­gebra,” pp. 465–​554 in Rep­res­ent­a­tion of Lie groups and re­lated top­ics. Edi­ted by A. M. Ver­shik and D. P. Zh­el­oben­ko. Ad­vanced Stud­ies in Con­tem­por­ary Math­em­at­ics 7. Gor­don and Breach (New York), 1990. An earli­er ver­sion of this ap­peared as a Stock­holm Uni­versity re­search re­port (1986). MR 1104280 Zbl 0722.​17020 incollection