Knuth, R., comp. Wagner, C. U., comp. <br/><br/>
Space research activities in the German Democratic Republic: plenary meeting of COSPAR [15º : 1972 : Berlin] 

<br/><br/><label>Subjects--Topical Terms: </label><br/><FISICA><GEOFISICA><ASTROFISICA><POLITICA CIENTIFICA><TECNOLOGIA><ALEMANIA><ENCUENTROS><COSPAR><1972>