1. Structural lightweight concrete with reduced density—Lightweight aggregate-foam concrete—Manufacture, compressive strength and density;Karl;Concrete Precasting Plant and Technology (Betonwerk + Fertigteil-Technik),1978
2. Structural lightweight concrete with reduced density—Lightweight aggregate-foam concrete—Manufacture, compressive strength and density;Karl;Concrete Precasting Plant and Technology (Betonwerk + Fertigteil-Technik),1978
3. Structural lighhtweight concrete with reduced density—Lightweight— aggregate foamed concrete. Properties of the hardened concrete;Weigler;Concrete Precasting Plant and Technology (Betonwerk + Fertigteil-Technik),1980
4. Structural lightweight concrete with reduced density—Lightweight—aggregate foamed concrete. Properties of the hardened concrete;Weigler;Concrete Precasting Plant and Technology (Betonwerk + Fertigteil-Technik),1980