Celebratio Mathematica

M. F. Atiyah: “Solu­tions of clas­sic­al equa­tions,” pp. 207–​219 in Gauge the­or­ies: Fun­da­ment­al in­ter­ac­tions and rig­or­ous res­ults (Poi­ana Braşov, Ro­mania, sum­mer 1981). Edi­ted by P. Dita, V. Georges­cu, and R. Purice. Pro­gress in Phys­ics 5. Birkhä user (Bo­ston), 1982. Zbl 0539.​70028 incollection