1. Rb-Sr Altersbestimmungen an Glimmern im Grenzbereich zwischen voralpinen Alterswerten und alpiner Verjüngung der Biotite;ARNOLD;Eclog. geol. Helv,1965
2. Geochronology of the St Helena Volcanoes
3. Age Relations and Provenance of the Dalradian Series of Scotland
4. Age of Bogo Shale and Western Ireland graptolite faunas and their bearing on dating early Ordovician deformation and metamorphism in Norway and Britain;BERRY;Norsk geol. Tidsskr,1968
5. Flowage Differentiation