Media type: E-Article Title: �ber das Mischsystem Phthals�ure/Methylenblau Contributor: Lindenberg, Werner imprint: Springer Science and Business Media LLC, 1955 Published in: Die Naturwissenschaften Language: German DOI: 10.1007/bf00623356 ISSN: 0028-1042; 1432-1904 Keywords: General Medicine ; Ecology, Evolution, Behavior and Systematics Origination: Footnote: