Straightening Spaghetti-Code with Refactoring? Markus Pizka IN PROCEEDINGS OF THE INTERNATIONAL CONFERENCE ON SOFTWARE ENGINEERING RESEARCH AND PRACTICE (SERP), PP. 846-852, LAS VEGAS, NV, JUNE 2004. CSREA PRESS https://itestra.com/wp-content/uploads/2018/03/04_itestra_straightening_spaghetti_code_with_refactoring.pdf