Pairing of the diffuse interstellar lines
Pairing properties of Markarian starburst Galaxies
Pairing statistics for infrared-luminous galaxies
PAIRITEL Monitoring of SN 2007sr
Pairs and triplets of galaxy clusters
Pairs Consisting of One Markarian and One Normal Galaxy
Pairs of Asteroids Probably of a Common Origin
Pairs of Bubbles in Planetary Nebulae and Clusters of Galaxies
Pairs of extragalactic H II regions
Pairs of galaxies in low density regions of a combined redshift catalog
Pairs of one Markaryan and one compact galaxy
Pairs of pulsars (PSR) and the origin of PSR
Pairs of pulsars which were possibly components of binaries in the past
Pairs of pulsars which were possibly components of binaries in the past
Pairs of spherical mirrors as field correctors for paraboloid mirrors
Pairs of spherical mirrors as prime focus correctors for the Anglo-Australian telescope
Pairs of spiral galaxies with magnitude differences greater than one
Pairs of stars used for values of equatorial micrometer screws
Pairs of X-ray sources across Seyferts: the NGC4235 field
Pairwise dwarf galaxy formation and galaxy downsizing: some clues from extremely metal-poor Blue Compact Dwarf galaxies