University of California, Davis, Department of Geology, One Shields Ave, Davis, CA 95616 United States
Rutgers University, Institute of Marine and Coastal Sciences, 71 Dudley Rd, New Brunswick, CA 08910 United States
Center for Accelerator Mass Spectrometry, Lawrence Livermore National Laboratory L- 397, 7000 East Ave., Livermore, CA 94551 United States
Institució Catalana de Recerca i Estudis Avançats, Universitat Autònoma de Barcelona, Institut de Ciencia i Tecnologia Ambientals, Bellaterra, Cerdanyola, 08193 Spain
University of California, Davis, Department of Geology, One Shields Ave, Davis, CA 95616 United States
University of California, Davis, Department of Geology, One Shields Ave, Davis, CA 95616 United States