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Kelderman, Erik and Heesink, Gerard J.T. and Derhaeg, Lode and Verbiest, Thierry and Klaase, Piet T.A. and Verboom, Willem and Engbersen, Johan F.J. and Hulst, Niek F. van and Clays, Koen and Persoons, Andre and Reinhoudt, David N. (1993) Highly ordered films of neat calix[4]arenes for second order nonlinear optics. Advanced Materials, 5 (12). pp. 925-930. ISSN 0935-9648