M. H. Gunel and H. E. Ilgin, "A proposal for the classification of structural systems of tall buildings," Building and Environment, vol. 42, pp. 2667-2675, 2007.
 N. Mashhadiali and A. Kheyroddin, "Proposing the hexagrid system as a new structural system for tall buildings," The Structural Design of Tall and Special Buildings, vol. 22, pp. 1310-1329, 2013.
 G. M. Montuori, M. Fadda, G. Perrella, and E. Mele, "Hexagrid–hexagonal tube structures for tall buildings: patterns, modeling, and design," The Structural Design of Tall and Special Buildings, vol. 24, pp. 912-940, 2015.
 A. N. Peyman and J. Kim, "Beehive (Hexagrid), New Innovated Structural System for Tall Buildings," in CTBUH 2011 Seoul Conference, Korea, 2011.
 PERFORM-3D V.5. Nonlinear analysis and Performance Assessment of 3D Structures Computers and Structures: Berkeley, CA.
 ETABS. Structural Analysis Program. Computers and Structures: Berkeley, CA.
 Standard No. 2800. Iranian Code of Practice for Seismic Resistant Design of Buildings.