Physical parameters and the projection factor of the classical Cepheid in the binary system OGLE-LMC-CEP-0227

B. Pilecki, D. Graczyk, G. Pietrzyński, W.Gieren, I. B. Thompson, W. L. Freedman, V. Scowcroft, B. F. Madore, A. Udalski, I. Soszyński, P. Konorski, R. Smolec, N. Nardetto, G. Bono, P. G. Prada Moroni, J. Storm, A. Gallenne