Authors: PENNINGTON RL

Citation: Rl. Pennington, CAUSES OF EARLY HUMAN-POPULATION GROWTH, American journal of physical anthropology, 99(2), 1996, pp. 259-274

Authors: PENNINGTON RL

Citation: Rl. Pennington, THE CAUSES OF EARLY HUMAN-POPULATION GROWTH, American journal of human biology, 6(1), 1994, pp. 129-130

Authors: PENNINGTON RL HUMPHREYS RM ODEWAHN SC ZUMACH W THURMES PM

Citation: Rl. Pennington et al., THE AUTOMATED PLATE SCANNER CATALOG OF THE PALOMAR SKY SURVEY .1. SCANNING PARAMETERS AND PROCEDURES, Publications of the Astronomical Society of the Pacific, 105(687), 1993, pp. 521-526