Adamczyk, Maciej; Johnson, Donald D.; Reddy, Rajarathnam E.; Rege, Sushil D. Journal of Labelled Compounds and Radiopharmaceuticals, 2000, vol. 43, # 5 p. 463 - 472 doi: 10.1002/(SICI)1099-1344(200004)43:5<463::AID-JLCR332>3.0.CO;2-Y