Infinite additional symmetries in two-dimensional conformal quantum field theory

A. A. Belavin, A. M. Polyakov, and A. B. Zamolodchikov, Nucl. Phys. B,241, 333 (1984).

B. L. Feigin and D. B. Fuke, Funktsional. Analiz i Ego Prilozhen.,16, 47 (1982).

V. G. Knizhnik and A. B. Zamolodchikov, Nucl. Phys. B,247, 83 (1984).

M. Bershatski, V. Kniznik, and M. Teitelman, Phys. Lett. B,147, 217 (1985).

O. Friedan, Z. Qiu, and S. Shenker, Phys. Lett. B,151, 37 (1985).

H. Eichenherr, Phys. Lett. B,147, 212 (1985).

Al. B. Zamolodchikov, Commun. Math. Phys.,96, 419 (1984).

L. D. Faddeev and L. A. Takhtadzhyan, Usp. Mat. Nauk,34, 141 (1979).

E. K. Sklyanin, Funktsional. Analiz i Ego Prilozhen.,15, 98 (1982).

D. Friedan, Z. Qiu, and S. Shenker, Phys. Rev. Lett.,52, 1575 (1984).

V. S. Dotsenko, Nucl. Phys. B,241, (FS11), 57 (1984).