@misc{HuengerHill2014, author = {Klaus-J{\"u}rgen H{\"u}nger and Steffen Hill}, title = {Direct assessment of the alkali sensitivity of precambrian greywackes}, booktitle = {Cement International}, volume = {3}, number = {1}, issn = {1610-6199}, institution = {FG Baustoffe und Bauchemie}, type = {articler}, pages = {104 -- 119}, year = {2014}, }