Preparative techniques for low temperature scanning electron microscopy of lichens
Frey, B., & Scheidegger, C. (2002). Preparative techniques for low temperature scanning electron microscopy of lichens. In I. C. Kranner, R. P. Beckett, & A. K. Varma (Eds.), Springer lab manuals. Protocols in lichenology. Culturing, biochemistry, ecophysiology and use in biomonitoring (pp. 118-132). https://doi.org/10.1007/978-3-642-56359-1_8