J. López Doblas, M. del P. Díaz Conde, and M. Sánchez Martínez, “Older widows refusal to repartnering. Gender and social change question”, Polít. soc., vol. 51, no. 2, pp. 507–532, Aug. 2014, doi: 10.5209/rev_POSO.2014.v51.n2.44936.