1. A.A. Abrikosov, On the magnetic properties of superconductors of the second group, Sov. Phys. JETP 5 (1957) 1174 [Zh. Eksp. Teor. Fiz. 32 (1957) 1442] [INSPIRE].
2. Y. Nambu, Strings, monopoles and gauge fields, Phys. Rev. D 10 (1974) 4262 [INSPIRE].
3. G. ’t Hooft, Topology of the gauge condition and new confinement phases in non-Abelian gauge theories, Nucl. Phys. B 190 (1981) 455 [INSPIRE].
4. S. Mandelstam, Vortices and quark confinement in non-Abelian gauge theories, Phys. Rept. 23 (1976) 245 [INSPIRE].
5. N. Seiberg and E. Witten, Electric-magnetic duality, monopole condensation, and confinement in N = 2 supersymmetric Yang-Mills theory, Nucl. Phys. B 426 (1994) 19 [Erratum ibid. 430 (1994) 485] [hep-th/9407087] [INSPIRE].