Hefetz, A Biosynthesis and Accumulation of Formic Acid in the Poison Gland of the Carpenter Ant Camponotus pennsylvanicus. [electronic resource] - Science (New York, N.Y.) Aug 1978 - 454-5 p. digital Publication Type: Journal Article ISSN: 0036-8075 Standard No.: 10.1126/science.201.4354.454 doi