has subject area 0201 Astronomical and Space Sciences (FoR) 0202 Atomic, Molecular, Nuclear, Particle and Plasma Physics (FoR) 0306 Physical Chemistry (incl. Structural) (FoR) Astronomy & Astrophysics (Science Metrix)
keywords Astronomy & Astrophysics GALAXIES GALAXIES-INDIVIDUAL (M33) GALAXIES-INTERSTELLAR MATTER GAS HII-REGIONS HYDROGEN INTERSTELLAR-MOLECULES MORPHOLOGY Physical Sciences STARS-FORMATION Science & Technology
