1. BubbleDeck voided flat slab solutions - technical manual & documents. UK;BubbleDeck Technology,2008
2. Cobiax engineering manual. Switzerland;Cobiax Technologies,2010
3. U-Boot Beton® system study: lightened concrete slab by using U-Boot Beton®;Daliform Group,2014
4. Numerical study on flexural capacity of biaxial hollow slab;Sagadevan,2019
5. Flexural capacity and stiffness of monolithic biaxial hollow slabs;Valivonis;J Civ Eng Manag,2014