Cangül, İ. N. Et Al. 2013. Preface. Boundary Value Problems , vol.198 , 1-3.

Cangül, İ. N., Choi, J., & Cvijovic, D., (2013). Preface. Boundary Value Problems , vol.198, 1-3.

Cangül, İSMAİL, Junesang Choi, And D Cvijovic. "Preface," Boundary Value Problems , vol.198, 1-3, 2013

Cangül, İSMAİL N. Et Al. "Preface." Boundary Value Problems , vol.198, pp.1-3, 2013

Cangül, İ. N. Choi, J. And Cvijovic, D. (2013) . "Preface." Boundary Value Problems , vol.198, pp.1-3.

@article{article, author={İSMAİL NACİ CANGÜL Et Al. }, title={Preface}, journal={Boundary Value Problems}, year=2013, pages={1-3} }