TY  - RPRT
TI  - Introduction: A cloud over history.
AU  - Gregg Mitman
AU  - Michelle Murphy
AU  - Christopher Sellers
PY  - 2004
DO  - 10.1086/649391
UR  - https://pubmed.ncbi.nlm.nih.gov/15449385/
ID  - 15449385
ER  -