Authors: Osman, A Gutierrez, PM Downs, WR Kopper, BA Barrios, FX Haraburda, CM

Citation: A. Osman et al., Development and psychometric properties of the Student Worry Questionnaire-30, PSYCHOL REP, 88(1), 2001, pp. 277-290

Authors: Zhang, PZ Molnar, P Downs, WR

Citation: Pz. Zhang et al., Increased sedimentation rates and grain sizes 2-4 Myr ago due to the influence of climate change on erosion rates, NATURE, 410(6831), 2001, pp. 891-897

Authors: Jacobs, LL Murry, PA Downs, WR El-Nakhal, HA

Citation: Ll. Jacobs et al., A dinosaur from the Republic of Yemen, FOSSIL VERTEBRATES OF ARABIA, 1999, pp. 454-459