TY - JOUR AU - S. A. Bychkov AU - D. V. Yur'ev TI - Three algebraic structures of quantum projective ($\mathrm{sl}(2,\mathbb C)$-invariant) field theory JO - Teoretičeskaâ i matematičeskaâ fizika PY - 1993 SP - 336 EP - 347 VL - 97 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TMF_1993_97_3_a1/ LA - ru ID - TMF_1993_97_3_a1 ER -