Pre-phase a study report of lunar polar orbiter

Pre-Service Elementary Teachers' Ideas about the Nature of Science

Pre-supernova Collapsing Stars: from Theory to Observations

Prebiological membranes: Synthesis and properties

Prebiotic Activation Processes

Prebiotic atmospheric oxygen levels

Prebiotic condensation reactions in an aqueous medium: A review of condensing agents

Prebiotic Microreactors: A Synthesis of Purines and Dihydroxy Compounds in Aqueous Aerosol

Prebiotic molecules and interstellar grain clumps

Prebiotic nucleotide synthesis-demonstration of a geologically plausible pathway

prebiotic transamination

Precambrian crustal evolution: Seismic constraints from the Canadian Shield

Precambrian Cyclic Rhythmites: Solar-Climatic or Tidal Signatures?

Precambrian glaciations and the evolution of the atmosphere

Precambrian microcontinents of the Ural-Mongolian Belt: New paleomagnetic and geochronological data

Precambrian U-Pb zircon ages in eclogites and garnet pyroxenites from South Brittany (France): an old oceanic crust in the West European Hercynian belt?

Precessional climate cyclicity in Late Cretaceous-Early Tertiary marine sediments: a high resolution chronometer of Cretaceous-Tertiary boundary events

Precipitable water observed by ground-based GPS receivers and microwave radiometry

Precipitating electron and ion detectors (SSJ/4) for the block 5D/Flights 6-10 DMSP (Defense Meteorological Satellite Program) satellites: Calibration and data presentation

Precipitation estimation with satellites and radar