Regeneration Methods for Caffeine-Loaded CO₂ Birtigh, Andreas Liu, Kaiyue Johannsen, Monika Brunner, Gerd 1995 - TUHH Open Research
Supercritical-fluid extraction of oil-palm components Birtigh, Andreas Johannsen, Monika Brunner, Gerd Nair, Narendran 1995 - TUHH Open Research