Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) KAMEYAMA Akira,Succession of the Slope Vegetation of Expressways (II),Journal of the Japanese Institute of Landscape Architects,03877248,Japanese Institute of Landscape Architecture,1978-03-31,41,4,2-15,https://cir.nii.ac.jp/crid/1390001205670772096,https://doi.org/10.5632/jila1934.41.4_2