Mulder, W. A.
Dynamics of gas in a rotating galaxy : Ph. D. thesis / by W. A. Mulder - Leiden : Sterrewacht, 1985. - 196 p. : ill. ;
Thesis
Dynamics of gas in a rotating galaxy : Ph. D. thesis / by W. A. Mulder - Leiden : Sterrewacht, 1985. - 196 p. : ill. ;
Thesis