Kurek Jerzy, E., Roman Szewczyk, Jacek Salach, and Rafal Kloda. 2012. “PI Control of Laboratory Furnace for Annealing of Amorphous Alloys Cores”. Journal of Automation, Mobile Robotics and Intelligent Systems 6 (4): 13-15. https://jamris.d.tomp.pl/index.php/JAMRIS/article/view/239.