U.S. Department of Health, Education, and Welfare (HEW), U.S. Public Health Service (PHS), Food and Drug Administration (FDA), Bureau of Radiological Health (BRH); Johnson CC, Shore ML (eds.),
DHEW Publication No. (FDA) 77-8010 (PB 268 094): 1-510
DeSantis P (ed.): 1976 6th European Microwave Conference, Rome, Italy. Microwave Exhibitions and Publishers Ltd, Sevenoaks, UK; pp. 117-121; ISBN 978-0-9504694-2-3