Durea, Marius and Strugariu, Radu. An Introduction to Nonlinear Optimization Theory, Warsaw, Poland: De Gruyter Open Poland, 2014. https://doi.org/10.2478/9783110426045
Durea, M. & Strugariu, R. (2014). An Introduction to Nonlinear Optimization Theory. Warsaw, Poland: De Gruyter Open Poland. https://doi.org/10.2478/9783110426045
Durea, M. and Strugariu, R. 2014. An Introduction to Nonlinear Optimization Theory. Warsaw, Poland: De Gruyter Open Poland. https://doi.org/10.2478/9783110426045
Durea, Marius and Strugariu, Radu. An Introduction to Nonlinear Optimization Theory. Warsaw, Poland: De Gruyter Open Poland, 2014. https://doi.org/10.2478/9783110426045
Durea M, Strugariu R. An Introduction to Nonlinear Optimization Theory. Warsaw, Poland: De Gruyter Open Poland; 2014. https://doi.org/10.2478/9783110426045