Armoni, A., Sonnenschein, J., & Frishman, Y. (1999). THE STRING TENSION IN TWO-DIMENSIONAL GAUGE THEORIES. International Journal of Modern Physics A, "A14"(16), pp. 2475-2494. doi:10.1142/S0217751X99001226

Armoni, Adi, J. Sonnenschein, and Y. Frishman. "THE STRING TENSION IN TWO-DIMENSIONAL GAUGE THEORIES." International Journal of Modern Physics A "A14", no. 16 (1999): 2475-2494.

Armoni, Adi, J. Sonnenschein, and Y. Frishman. "THE STRING TENSION IN TWO-DIMENSIONAL GAUGE THEORIES." International Journal of Modern Physics A "A14".16 (1999): 2475-2494.