1. Helmholtz Centre Potsdam – GFZ German Research Centre for Geosciences, Sec. 3.2 Organic Geochemistry, Telegrafenberg, D-14473 Potsdam, Germany
2. African Earth Observatory Network – Earth Stewardship Science Research Institute (AEON-ESSRI), Nelson Mandela University, Port Elizabeth, 6031, South Africa
3. Helmholtz Centre Potsdam – GFZ German Research Centre for Geosciences, Sec. 4.2 Geomechanics and Rheology, Telegrafenberg, D-14473 Potsdam, Germany
4. Helmholtz Centre Potsdam – GFZ German Research Centre for Geosciences, Sec. 4.4 Interface Geochemistry, Telegrafenberg, D-14473 Potsdam, Germany