Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) HAMRICK JL,Variation and selection in western montane species. II. Variation within and between populations of white fir on an elevational transect,Theor Appl Genet,,,1976,47,,27-34,https://cir.nii.ac.jp/crid/1570291225210656256,