TY  - BOOK
AU  - Wolf,H.
TI  - Piston-operated volumetric apparatus -- Part 6: Gravimetric test methods
UR  - https://drive.google.com/file/d/1_f7Hh-MWRhOh2wrt_zHbtPEU18Y75cVd/view?usp=drivesdk
ER  -