Lyubovitskiy V. E. Valery Efimovich, Gutsche Th, Faessler A, & R. Vinh Mau. (2002). Electromagnetic couplings of the chiral perturbation theory Lagrangian from the perturbative chiral quark model. 2002. https://doi.org/10.1103/PhysRevC.65.025202

Lyubovitskiy V. E. Valery Efimovich, Gutsche Th, Faessler A, and R. Vinh Mau. Electromagnetic Couplings of the Chiral Perturbation Theory Lagrangian from the Perturbative Chiral Quark Model. 2002, 2002. https://doi.org/10.1103/PhysRevC.65.025202.

Lyubovitskiy V. E. Valery Efimovich, et al. Electromagnetic Couplings of the Chiral Perturbation Theory Lagrangian from the Perturbative Chiral Quark Model. 2002, 2002. https://doi.org/10.1103/PhysRevC.65.025202.