00385nam a2200157Ia 450000100060000000800410000602000180004704000130006508200260007810000140010424500240011826000530014230000110019554600070020665000140021355024140505s9999    xx            000 0 und d  a9783540162569  cPK-LaUMT  aMAL 546.6835451bAER-  aFricke, J  aAerogelscFricke, J  aNew York,USA:bSpringer Berlin Heidelberg,c1986  a203 p.  aEN  aChemistry