Citation: A. Ayala et al., Pion dispersion relation at finite temperature in the linear sigma model from chiral Ward identities, PHYS LETT B, 479(1-3), 2000, pp. 156-162
Citation: Jl. Lucio et M. Napsuciale, a(0)(980)->gamma gamma and f(0)(980)->gamma gamma: a consistent description, PHYS LETT B, 454(3-4), 1999, pp. 365-368