Medne O, Dreijers I, Bērziņa L. ANALYSES OF THE CAUSE AND EFFECT DIAGRAMMS OF EXPANDED POLYSTYRENE MANUFACTURING PROCESS. ETR [Internet]. 2015 Aug. 3 [cited 2024 May 6];1:50-5. Available from: https://journals.rta.lv/index.php/ETR/article/view/1108