1. Revisiting the ziegler–nichols step response method for pid control;Åström;Journal of process control,2004
2. Design of pi controllers based on non-convex optimization;Åström;Automatica,1998
3. Remote multivariable control design using a competition game;Atanasijevic-Kunc;IEEE Transactions on Education,2010
4. Hypervolume-based multiobjective optimization: Theoretical foundations and practical implications;Auger;Theoretical Computer Science,2012
5. Bejarano, G., Alfaya, J., Rodríguez, D., Ortega, M., and Morilla, F. (2017). Benchmark for PID control of Refrigeration Systems based on Vapour Compression. [Available at http://servidor.dia.uned.es/~fmorilla/benchmarkPID2018/].