Title: Atmosferno-opticheskie i︠a︡vlenii︠a︡ po nabli︠u︡denii︠a︡m s orbitalʹnykh nauchnykh stant︠s︡iĭ "Sali︠u︡t"
Subjects: Astrophysics, Astronautics in meteorology, Meteorological optics, Salyut-Soyuz Project, Noctilucent clouds