Analysis of information sources in references of the Wikipedia article "Edwin P. Wilson" in English language version.
via CIA FOIA (foia.cia.gov)
In particular, Barcella, the former Assistant U.S. Attorney who tracked down Wilson and put him behind bars, pondered the 40,000 pounds of C-4 plastic explosive that Wilson, well schooled by the agency in intrigue and arms dealing, sold to Col. Muammar el-Qaddafi in 1977