1. Moe J. Shearing strength of reinforced concrete slabs and footings under concentrated loads. Development Dept. Bulletin 1961; Portland Cement Association; No. D47; 130 pp.
2. Punching shear of high strength concrete slabs with perforations;Wayne,1997
3. Punching shear strength of slabs with openings and supported on rectangular columns;Teng;ACI Struct J,2004
4. Souza RM, Melo GSSA, Gomes RB. Flat slab-column connections with holes adjacent to column: experimental study and comparisons with NBR 6118:2003. In: 53° Brazilian Congress on Concrete 2011; 1:1-16.
5. Effect of opening size and location on punching shear behavior of two-way RC slabs;Anil;Mag Concr Res,2014