1. Ayre, M. et al. “Ships’ Logbooks from the Arctic in the Pre-Instrumental Period.” Geoscience Data Journal 2 (2015): 53–62.
2. Barriendos, Mariano. “Climate and Culture in Spain: Religious Responses to Extreme Climatic Events in the Hispanic Kingdoms (16th–19th Centuries).” In Cultural Consequences of the Little Ice Age, edited by W. Behringer et al., 379–414. Göttingen: Vandenhoeck & Ruprecht, 2005.
3. Brázdil, Rudolf, and Oldrych Kotyza. History of Weather and Climate in the Czech Lands III, Daily Weather Records in the Czech Lands in the Sixteenth Century. Brno: Masaryk University, 1999.
4. Chuine, Isabel et al. “Historical Phenology: Grape Ripening as a Past Climate Indicator.” Nature 432 (2004): 289–90.
5. Daux, Valérie et al. “An Open-Access Database of Grape Harvest Dates for Climate Research: Data Description and Quality Assessment.” Climate of the Past 8 (2012): 1403–18.