by VAN HEUSDEN; SYBRANDUS, HOOGEVEEN; LEONARDUS P. J
Year of Publication 19.12.1978

by HOOGEVEEN, LEONARDUS P. J, BUTZELAAR, PETRUS F
Year of Publication 23.07.1974

by PEETERS; HENDRIKUS W. C. M, HOOGEVEEN; LEONARDUS P. J, SPRUIJT; ALOYSIUS M. J. M
Year of Publication 11.11.1986

by PEETERS HENDRIKUS W. C, SPRUIJT ALOYSIUS M. J, HOOGEVEEN LEONARDUS P. J
Year of Publication 11.02.1985

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Year of Publication 05.02.1986

by PEETERS,HENDRIKUS W. C. M.,NL, SPRUIJT,ALOYSIUS M. J. M.,NL, HOOGEVEEN,LEONARDUS P. J.,NL
Year of Publication 09.10.1985