HENNEBERG, Maciej; KOZAK, Jerzy. Seasonal rythm of births in an rural XIXth century population: Parish of Szczepanowo (Bydgoszcz Voivodeship). Anthropological Review, [S. l.], v. 42, n. 1, p. 19–31, 1976. DOI: 10.18778/1898-6773.42.1.02. Disponível em: https://czasopisma.uni.lodz.pl/ar/article/view/20399. Acesso em: 1 jul. 2024.