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3. Ein Beitrag zur Betäubung von Schlachtschweinen;Cantieni;Schweiz Arch Tierheilk,1977
4. Narcotic properties of carbon dioxide in the dog;Eisele;Anesthesiology,1967
5. Power spectral density of the electroencephalogram during cyclopropane anesthesia in man;Findeiss;Anesth Analg,1969