| Reference |
K. Haider, B.R. Nagar, C. Saiz-Jimenez, H.L.C. Meuzelaar and J.P. Martin: Studies on Soil Humic Compounds, Fungal Melanins and Model Polymers by Pyrolysis Mass-Spectrometry In: Soil Organic Matter Studies : vol. 2, IAEA, 1977. - pp. 213-220 |
