Biomedical Optical SensorsRichard De La Rue, Hans Peter Herzig, Martina Gerken · First published 2020Open the Tome
Advances in Fibre Production Science in South American Camelids and other Fibre AnimalsMartina Gerken · First published 2019Open the Tome
South American Camelids ResearchJ. Taylor-Pickard, Martina Gerken, Carlo Renieri · First published 2006Open the Tome