1. V. Pellechia, P. Ursella, G. Morette, Commission of the European Communities, Luxembourg, Smia, Rome, Italy, 1990, p. 30.
2. J. Gebauer, R. W. Coughlin, Cem. Concr., Res., 1 (1971) 181.
3. N. J. Carino, Cem. Concr. Res., 7 (1979) 439.
4. R. P. Webster, D. W. Fowler, Am. Concr. Inst. Publ., SP-58, Detroit, Michigan, 1977, p. 249.
5. T. Broniewski, Z. Jomrozy, J. Kapka, Proc. 1st Intern. Congress on Polymer Concrete, The Concrete Society, 1975, p. 179.