Radu-Emil Precup Alexandra-Dina Balint Emil M. Petriu Mircea-Bogdan Radac Emil-Ioan Voisan PI and PID controller tuning for an automotive application using backtracking search optimization algorithms. 161-166 2015 SACI https://doi.org/10.1109/SACI.2015.7208191 conf/saci/2015 db/conf/saci/saci2015.html#PrecupBPRV15