Matthias Stolze, Martina Alig, Birgit Kopainsky et al.|Organic Eprints (International Centre for Research in Organic Food Systems, and Research Institute of Organic Agriculture)|2019
Christian Schader, Martina Alig, Matthias Stolze et al.|Organic Eprints (International Centre for Research in Organic Food Systems, and Research Institute of Organic Agriculture)|2020