THE CHALLENGES IN THE APPLICATION AND PROCESSING OF SANDSTONE: A CASE OF QWAQWA, FREE STATE, SOUTHERN AFRICA

von Agwa-Ejon, John Francis
Veröffentlicht in International Association of Management of Technology (27. : 2018 : Birmingham) Towards sustainable technologies and innovation ; Volume 2 of 3 (2020)

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von Agwa-Ejon, John Francis
Veröffentlicht in International Association of Management of Technology (27. : 2018 : Birmingham) Towards sustainable technologies and innovation ; Volume 2 of 3 (2020)