ORIGINAL REFERENCES:
Staubwasser, M., Sirocko, F,. Grootes, P.M., Segl, M., 2003, Climate
change at the 4.2 ka BP termination of the Indus valley civilization and Holocene south Asian monsoon variability, Geophysical Research Letters, 30, 1425, doi:10.1029/2002GL016822.
Staubwasser, M., Sirocko, F., Grootes, P.M., Erlenkeuser, H., 2002, South Asian monsoon climate change and radiocarbon in the Arabian Sea during early and middle Holocene, Paleoceanography, 17, 1063, DOI 10.1029/2000PA000608.
ADDITIONAL REFERENCE FOR AMS DATES:
Stuiver et al. 1998, Radiocarbon, 40, 1041pp