CONCEPTShttp://cat.aii.caas.cn/concept/32600cat.aii.caas.cnhttp://cat.aii.caas.cn/concept/32615cat.aii.caas.cnhttp://dewey.info/class/333.79/dewey.infohttp://d-nb.info/gnd/4014692-3d-nb.infohttp://linkeddata.ge.imati.cnr.it:2020/resource/EARTh/32240linkeddata.ge.imati.cnr.ithttp://lod.nal.usda.gov/nalt/37097lod.nal.usda.govhttp://stitch.cs.vu.nl/vocabularies/rameau/ark:/12148/cb119314344stitch.cs.vu.nlhttp://www.eionet.europa.eu/gemet/concept/2712www.eionet.europa.euhttp://zbw.eu/stw/descriptor/14175-2zbw.eu。