Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Jun Inoue and Yudzuru Inoue,Comparison of the reflectances of black plant fragments in melanic Andisols with those of fresh charcoal from modern fires,Soil science & plant nutrition,00380768,Tokyo : Japanese Society of Soil Science and Plant Nutrition,2009-06,55,3,358-362,https://cir.nii.ac.jp/crid/1522543654723801600,