Sadowska-Rociek, A., Surma, M. and Cieślik, E. (2015) “DETERMINATION OF PAHs IN COCOA SAMPLES USING D-SPE WITH DIFFERENT SORBENTS”, Journal of microbiology, biotechnology and food sciences, 4(special issue 3 (Food Sciences), pp. 135–137. doi: 10.15414/jmbfs.2015.4.special3.135-137.