TY  - BOOK
AU  - Rohlfs, K
TI  - Lectures on density wave theory
SN  - 3-540-08448-7
PY  - 1977///
CY  - Berlin
PB  - Springer-Verlag
KW  - Astronomy and astrophysics thesaurus
KW  - Density wave theory
KW  - Wave theory
ER  -