BENEDEK, P.; RUFF, J.; NAGY, C.; NYÉKI, J. Flower constancy of honeybees (Apis mellifera L.) to blooming pear plantations. International Journal of Horticultural Science, [S. l.], v. 6, n. 3, p. 81–85., 2000. DOI: 10.31421/IJHS/6/3/107. Disponível em: https://ojs.lib.unideb.hu/IJHS/article/view/107. Acesso em: 4 feb. 2023.