Bogdan, Lucyna, Grazyna Petriczek, and Jan Studzinski. “Mathematical Modeling and Computer Aided Planning of Communal Sewage Networks”. Journal of Automation, Mobile Robotics and Intelligent Systems 8, no. 2 (April 17, 2014): 17–23. Accessed July 17, 2025. https://jamris.d.tomp.pl/index.php/JAMRIS/article/view/297.