AUSTIN, S.A., ROBINS, P.J. and GOODIER, C.I., 2002. Construction and repair with wet-process sprayed concrete and mortar. Shotcrete Magazine, 4(1), pp. 10-12.
This journal article was originally published in the journal, Shotcrete Magazine, a publication of the American Shotcrete Association and the definitive version is available at: http://www.shotcrete.org/ASApublications.htm)