Some side - intake soil samplers for sand and gravel / by T-orsten Kallstenius.
Kallstenius, Torsten.
Some side - intake soil samplers for sand and gravel / by T-orsten Kallstenius. - [Estocolmo, Suecia] : Royal Swedish Geotechnical Institute - [34] p. - Proceedings; No. 7 .
Some side - intake soil samplers for sand and gravel / by T-orsten Kallstenius. - [Estocolmo, Suecia] : Royal Swedish Geotechnical Institute - [34] p. - Proceedings; No. 7 .