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- van Wingerden, J. (author), van Dam, A. (author), Haye, M.J. (author), Scholte, P.M.L.O. (author), Tuinstra, F. (author) journal article 1997
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- van Dam, A. (author), van Wingerden, J. (author), Haye, M.J. (author), Scholte, P.M.L.O. (author), Tuinstra, F. (author) journal article 1996