1. Exactly solved models in statistical mechanics;Baxter,1982
2. Integrable quantum field theories;Kulish,1982
3. Integrable systems, Nankai lectures 1987;Faddeev,1989
4. preprint HU-TFT-91-51;Sklyanin,1991
5. Introduction to quantum group and integrable massive models of quantum field theory;Takhtajan,1990