Hollowood, T., Fernandez-Pousa, C. R., Gallas, M. V., & Miramontes, J. (1996). The symmetric space and homogeneous sine-Gordon theories. Nuclear Physics B, "B484"(3), pp. 609-630. doi:10.1016/S0550-3213(96)00603-7

Hollowood, Timothy, Carlos R. Fernandez-Pousa, Manuel V. Gallas, and J.Luis Miramontes. "The Symmetric Space and Homogeneous Sine-Gordon Theories." Nuclear Physics B "B484", no. 3 (1996): 609-630.

Hollowood, Timothy, Carlos R. Fernandez-Pousa, Manuel V. Gallas, and J.Luis Miramontes. "The Symmetric Space and Homogeneous Sine-Gordon Theories." Nuclear Physics B "B484".3 (1996): 609-630.