R. Kumar, S. Chhetri, व R. N. Sharma, “Feminisation of Educational Marginality: Poverty, Early Marriage, and Access to Schooling Among Girls in Rural Bihar”, Res. Frontline J., vol. 1, no. 2, पृ. 43–60, मई 2026, doi: 10.66871/trf-j.v1i2.032.