Barczak, Andrzej, Dariusz Zacharczuk, and Damian Pluta. 2019. “Tools and Methods for Optimization of Databases in Oracle 10g. Part 3 – Theory in Practice”. Studia Informatica. System and Information Technology 18 (1-2): 23-36. https://czasopisma.uph.edu.pl/studiainformatica/article/view/293.