APEX-CHAMP+. II. (Van Kempen+,

APEX/J-PEX: A High-Resolution Spectrometer for EUV/X-ray Wavelengths

APEX: five years of operations

Aphelion Behavior of Comet 2P/Encke

Aphrodite Terra, Venus: Characteristics of Geologic Provinces

APHRODITE: an Anomaly-based Architecture for False Positive Reduction

APIES: a mission for the exploration of the main asteroid belt using a swarm of microspacecraft

Aplanatic anastigmatic distortion-free two-mirror three-reflection system: the quasiconcentric mirror system according to PCT/DE94/00042

Aplanatic four-mirror system for optical telescopes with a spherical primary mirror

Aplanatic two-mirror telescopes - A systematic study. III - The Schwarzschild-Couder configuration

Aplanatic, anastigmatic, and distortion free two-mirror three-reflection system: the quasi-concentric mirror system according to PCT/DE94/00042

Aplicacion Grafica para el estudio de un Modelo de Celda Electrolitica usando Tecnicas de Visualizacion de Campos Vectoriales

APM cluster redshift survey (Dalton+, 1994)

Apochromatic lenses for near-infrared astronomical instruments

Apodization effects due to the size of a secondary mirror in a reflecting, on-axis telescope for detection of extra-solar planets

Apodized square aperture plus occulter concept for TPF

Apollo 11 Laser Ranging Retro-Reflector: Initial Measurements from the McDonald Observatory

Apollo 11 Regolith Breccias: a Study of the Clast Population and a Comparison to Soil 10084

Apollo 11 Regolith Breccias: the Highland Component

Apollo 11 Soil Mechanics Investigation