Ludden, John N. (1987): How reliable are Sr-abundances in altered volcanic rocks?. Geological Association of Canada, Waterloo, ON, Canada, In: Anonymous, Geological Association of Canada, Mineralogical Association of Canada; 1987 joint annual meeting; program with abstracts--Association Geologique du Canada, Association Mineralogique du Canada; reunion annuelle conjointe; programme et resumes, 12, 68, georefid:1988-026117