TY  - RPRT
TI  - [Studies on a bubble-flowmeter with automatic recording].
AU  - G BAUMGARTNER
AU  - G GRUPP
AU  - S JANSSEN
DO  - 10.1007/bf00415760
UR  - https://pubmed.ncbi.nlm.nih.gov/13310188/
ID  - 13310188
ER  -