BradleyRS (1999) Paleoclimatology: Reconstructing Climates of the Quaternary. Second edition. San Diego: Academic Press.
2.
BrázdilRDobrovolnyPLuterbacherJMobergAPfisterCWheelerD. (2010) European climate of the past 500 years: New challenges for historical climatology. Climatic Change101: 7–40.
3.
CroninTM (1999) Principles of Paleoclimatology. New York: Columbia University Press.