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- Dev, Arun Kr. (author) report 1992
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- report 1992
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- Brocklehurst, M.S. (author) report 1992
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- Rijken, Oriol R. (author) report 1991
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- McIntyre, Steven R. (author) report 1991
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- Mowell, Roger (author) report 1991
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- Eatock Taylor, R. (author) report 1990
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- Korteweg, J.A. (author), Tinbergen, Wout B. (author) report 1990
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- Boon, Bart (author) report 1990
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- Massie, Walt W. (author) report 1990
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- Wichers, Jan E.W. (author) report 1989
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- Karadeniz, H. (author) report 1989
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- Bosman, P.G.F. (author) report 1989
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- Liu, Ping (author) report 1989
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- Boon, Bart (author) report 1988
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- Schellekens, J.C.J. (author) report 1988
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- Spassov, Svilen Apostolov (author) report 1988
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- Spassov, Svilen Apostolov (author) report 1988
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- Boyd, N.G. (author) report 1987
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- Karadeniz, H. (author) report 1987