H.S. Jensen
Jensen, H.S., Nina F. Caraco, J. Hansen, and K. K. Christensen. 2005. “Humic-Bound Phosphorus in Soil and Sediment”. In H. L. Golterman and L. Serrano (eds.). Phosphate in Sediments, 99-107. Backhuys Publishers, Leiden.
Holmer, M., H.S. Jensen, K. K. Christensen, C. Wigand, and F.Ö. Andersen. 1998. “Sulfate Reduction in Lake Sediments Inhabited by the Isoetid Macrophytes Littorella Uniflora and Isoetes Lacustris”. Aquat. Bot. 60: 307-24.
Christensen, K. K., H.S. Jensen, F.Ö. Andersen, C. Wigand, and M. Holmer. 1998. “Interferences Between Root Plaque Formation and Phosphorus Availability for Isoetids in Sediments of Oligotrophic Lakes”. Biogeochemistry 43: 107-28.
Wigand, C., F.Ö. Andersen, K. K. Christensen, M. Holmer, and H.S. Jensen. 1998. “Endomycorrhizae of Isoetids Along a Biogeochemical Gradient”. Limnol. Oceanogr. 43: 508-15.