A. Visnapuu has written:
'Damping properties of selected steels and cast irons' --
subject(s): Cast-iron, Damping (Mechanics), Mining machinery,
Steel, Testing, Vibration
'Upgrading domestic high-iron chromite concentrates by carbonyl
extraction of excess iron' -- subject(s): Carbonyl compounds,
Chromite, Chromium, Iron, Metallurgy