1. Agerer R (1986a) Studies on ectomycorrhizae. II. Introducing remarks on characterization and identification. Mycotaxon 26:473–492
2. Agerer R (1986b) Studies on ectomycorrhizae. III. Mycorrhizae formed by four fungi in the genera Lactarius and Russula on spruce. Mycotaxon 27:1–59
3. Agerer R (1987a) Russula ochroleuca. In: Agerer R (ed) Colour atlas of Ectomycorrhizae, plate 1. Einhorn, Schwäbisch Gmünd
4. Agerer R (1987b) Russula xerampelina. In: Agerer R (ed) Colour atlas of Ectomycorrhizae, plate 2. Einhorn, Schwäbisch Gmünd
5. Agerer R (1987c) Lactarius deterrimus. In: Agerer R (ed) Colour atlas of Ectomycorrhizae, plate 3. Einhorn, Schwäbisch Gmünd