P. C. Kreijger
- Environiment, contamination, energy and materials. In: Materiales de Construccion, v. 25, n. 157 (March 1975). (1975):
- Environment, pollution, energy and materials. In: Matériaux et Constructions, v. 6, n. 6 (November 1973). (1973):
- The skin of concrete composition and properties. In: Matériaux et Constructions, v. 17, n. 4 (July 1984). (1984):
- Ecological properties of building materials. In: Materials and Structures, v. 20, n. 4 (July 1987). (1987):
- Improvement of concretes and mortars by adding resins. In: Matériaux et Constructions, v. 1, n. 3 (May 1968). (1968):
- Terminology, definition and classification of admixtures. In: Matériaux et Constructions, v. 1, n. 2 (March 1968). (1968):