Win, TLuther, WJacob, JVaessen, HAMGBoenke, A2025-03-142025-03-141998https://rivm.openrepository.com/handle/10029/637637Reference materials for PAHs in foodstuffs: results of the certification exercise of two coconut oil reference materials.ArticleFresenius J Anal Chem 1998; 360:640-42025-03-14