Continuous and discontinuous phase transitions in the evolution of a polygenic trait under stabilizing selective pressureAnnalisa Fierro, Sergio Cocozza, Antonella Monticelli, Giovanni Scala and Gennaro MieleEur. Phys. J. Plus, 132 6 (2017) 288DOI: https://doi.org/10.1140/epjp/i2017-11566-9