Zobrazeno 1 - 2
of 2
pro vyhledávání: '"cleaning excavation"'
The paper presents details about the experience of using the chamber and pillar mining system in small ore bodies mining with irregular mineralization in the Kochbulak gold mining deposit. The article includes a short description of the geological an
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::aad25f35478a128db64f104349acfd2f
Autor:
Lavan, Luke
This article deals with the fundamental problem of working in Ostia : how to devise a respectable chronology for a city that was mostly cleared of soil in a few years, with the aid of railways and poor families, for the World Exhibition of 1942. In t
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=openedition_::ad9e979b41524f10a6d00dcbaf93b3d4
http://books.openedition.org/efr/3814
http://books.openedition.org/efr/3814