Planetary Nebula Surveys: Past, Present and Future
Planetary nebulae abundances and stellar evolution II
Planetary nebulae and the chemical evolution of the galactic bulge: new abundances of older objects
Planetary Nebulae in Face-On Spiral Galaxies. II. Planetary Nebula Spectroscopy
Planetary Nebulae in Face-On Spiral Galaxies. III. Planetary Nebula Kinematics and Disk Mass
Planetary nebulae in the elliptical galaxy NGC 4649 (M 60): kinematics and distance redetermination
Planetary nebulae in the inner Milky Way
Planetary nebulae in the inner Milky Way II: the Bulge-Disk transition
Plasma Physics Processes of the Interstellar Medium
Polar Disk Galaxies as new way to study galaxy formation: the case of NGC4650A
Polarimetric Imaging of Sgr A* in its Flaring State
Polarimetry of an Intermediate-age Open Cluster: NGC 5617
Polarisation of Class II Methanol Masers
Polarization in young open cluster NGC 6823
Polarization of synchrotron emission from relativistic reconfinement shocks
Polarization properties of OH masers in AGB and post-AGB stars
Polarized Emission of Sagittarius A*
Polarized Infrared Emission by Polycyclic Aromatic Hydrocarbons resulting from Anisotropic Illumination
Polycyclic aromatic hydrocarbon processing by cosmic rays
Polycyclic aromatic hydrocarbon processing in a hot gas