Analysis of information sources in references of the Wikipedia article "Hypergamy" in English language version.
It seemed clear from my materials that, as long ago proposed by Risley (1908) and Rivers (1921), this practice was a product of hypergyny, the upward flow of brides in a society which, being pyramidal, had fewer grooms at the top
It seemed clear from my materials that, as long ago proposed by Risley (1908) and Rivers (1921), this practice was a product of hypergyny, the upward flow of brides in a society which, being pyramidal, had fewer grooms at the top