Torrent, R, Alexander, MG, Andrade, C, Basheer, M, Beushausen, H, Fischli, M, Goncalves, A, Jacobs, F, Kropp, J, Neves, RD, Podvoiskis, J, Polder, R, Romer, M, Balayssac, JP, Ballim, Y, Baumann, K, Bickley, J, Breysse, D, Bruhwiler, E, Geiker, M, Hooton, D, Moro, F, Morotti, A, Nilsson, L & Wasserman, I 2008, '
Update of the recommendation of RILEM TC 189-NEC 'Non-destructive evaluation of the concrete cover'',
RILEM Materials and Structures, vol. 41, pp. 443-447.
https://doi.org/10.1617/s11527-007-9334-x