P Cygni in 1987-1993

P Cygni in a short S Doradus phase. Spectroscopic and photometric evidences

P Cygni in the far ultraviolet.

P Cygni Profile Variations in Dwarf Novae

P Cygni profiles atop broad emission lines

P Cygni Profiles in He I 10830: Mass Outflow in R Coronae Borealis Stars

P Cygni profiles in long-period variables

P Cygni profiles in zeta Ophiuchi and zeta Puppis

P Cygni spectrum in 1985 (Markova, 1994)

P Cygni stars and mass loss

P Cygni stars as a intermediate stage between red supergiants and Wolf-Rayet stars

P Cygni-spectral atlas with complete line identifications in the wavelength range from 4840 to 6760 A.

P Cygni: An Extraordinary Luminous Blue Variable

P Cygni: Four Centuries of Photometry

P Du-Toit 1986Q

P Encke 1786I - p/ SCHWASSMANN-WACHMANN-2 1979K - Comet Bowell 1980B - p/ Borelly 1980I - p/ Stephan-Oterma 1980G - Comet Meier 1980Q - Comet Bradfield 1980T - Comet Panther 1980U

P Encke 1786I - p/ Stephan-Oterma - p/ Borrelly

P Forbes 1986G

P Giacobini-Zinner / Comet Machholz 1985E

P Giacobini-Zinner 1984E / Comet Machholz 1985E