Klavina,D., Pennanen,T., Gaitnieks,T., Velmala,S., Lazdins,A., Lazdina,D. and Menkis,A., The ectomycorrhizal community of conifer stands on peat soils 12 years after fertilization with wood ash. Mycorrhiza 26 (2), 153-160 (2016). https://www.ncbi.nlm.nih.gov/nuccore/KR019831