- Akkar, S. and Moghimi, S., 2018. “Implementation of Near-Fault Forward Directivity Effects in Seismic Design Codes,” Recent Advances in Earthquake Engineering in Europe: 16th European Conference on Earthquake Engineering-Thessaloniki 2018 (Editor: K. Pitilakis),
- Akkar, S. and Kale Ö., 2016. “Revised probabilistic seismic hazard map of Turkey and its implications to seismic design,” Eurocodes: background and applications. Elaboration of maps for climatic and seismic actions for structural design with the Eurocodes.
- Birgören, G., Akkar, S. and Erdik M., 2017. “Use of Strong Ground Motion Simulations in Earthquake Engineering,” in Earthquake Engineering Handbook, Second Edition
- Akkar, S. and Kale, Ö., 2015. “Recent Developments in Ground Motion Predictive Models and Accelerometric Data Archiving in the Broader European Region,” Perspectives on European Earthquake Engineering and Seismology, Vol. 2 (Editor: A. Ansal), Springer, The Netherlands.
- Cagnan, Z., Akkar, S. and Gülkan, P., 2011. “A predictive ground-motion model for Turkey and its comparison with recent local and global GMPEs,” Earthquake Data in Engineering Seismology: Predictive models, data management and Networks (Editors: S. Akkar, P. Gülkan, T. van Eck), GGEE14, 39-52, Springer, The Netherlands.
- Akkar, S., Kale, Ö. And Gulkan, P., 2010. “Uncertainty in nonlinear SdoF response due to long-period noise of accelerograms,” Advances in Performance-Based Earthquake Engineering, (Editor: M.N. Fardis), GGEE 13, 69-78, Springer, The Netherlands.
- Metin, A. and Akkar S., 2006.“Nonlinear drift demands on moment resisting stiff frames,” Advances in Earthquake Engineering for Urban Risk Reduction (Editors: S.T. Wasti and G. Özcebe), Earth and Environmental Sciences Vol. 66, 505-519, Springer, The Netherlands.
- Akkar, S., Sucuoglu, H. and Yakut, A., 2005. “Influence of ground motion intensity on the performance of low- and mid-rise ordinary concrete buildings,” Directions in Strong Motion Instrumentation (Editors: P. Gülkan and J.G. Anderson), Earth and Environmental Sciences Vol. 58, 123-138, Springer, The Netherlands.
- Miranda, E. and Akkar, S., 2005. “Rapid assessment of building response using generalized interstory drift spectra,” Directions in Strong Motion Instrumentation (Editors: P. Gülkan and J.G. Anderson), Earth and Environmental Sciences Vol. 58, 107-122, Springer, The Netherlands.
- Miranda, E., Akkar, S. and Ruiz-Garcia J “Evaluation of current nonlinear static procedures,” FEMA-440 Improvement of current nonlinear static procedures (Editors: C. Rojahn and C.D. Comartin), 3.1-3.19, FEMA, Washington DC, 2005.
- Gülkan, P., and Akkar, S. “Evaluation of the strong ground motion (Chapter 2),” 1 May 2003 Bingöl Earthquake Engineering Report, TÜBİTAK SERU/Structural Engineering Research Unit, Report No. 2004/1, Ankara, 2004.
- Akkar, S. and Gülkan, P. “Near-field earthquakes and their implications on seismic design codes,” METU/EERC Report No. 01-01, Earthquake Research Engineering Center, Middle East Technical University, Ankara, 2001.
- Çelebi, M., Akkar, S., Gülerce, Ü., Sanlı, A., Bundock, H. and Salkın, A. “Main shock and aftershock records of the 1999 İzmit and Düzce, Turkey earthquakes,” Open-File Report 01-163 (CD-ROM), U.S. Geological Survey, Menlo Park, California, 2001.
- Sucuoğlu, H., Erberik, A. and Akkar, S. “Strong Ground Motion Features (Chapter 4),” Marmara and Düzce Earthquakes Engineering Reconnaissance Report, Earthquake Research Engineering Center, Middle East Technical University, Ankara, 2000.
- Akkar, S. “Teoria fundamental de los sismometros y procedimientos de correcion de datos propuestos,” Univeristy of San Juan, SJ-I 551.220287.A315, Argentine, 1997 (in Spanish).