00433nam a2200169Ia 4500008004100000020001500041082001600056100001600072245003900088260003300127300000800160650002300168650001800191653001600209700001700225700002100242170901s1976    xx            000 0 und d  a0121367509  a589.1bB89L  aBrown, D.H. 0aLichenologybProgress and Problems  aLondonbAcademic Pressc1976  a551  aBotanical sciences  aPure Sciences  aLichenology  aBailey, R.H.  aHawksworth, D.L.