Botanical Influencens on Illness, a sourcebook of clinical research, Third Line Press Tarzana, California US - authors : Melvyn R. Werbach, M.D. & Michael T. Murray, N.D.
Moortherapie 2000 - ISBN 3-9806947-0-4 - authors : Dr. med. André-Michael Beer, Prof. Dr. em. Gerd Lüttig & Prof. Dr. med. habil. Julian Lukanov