Retraction Note: Influence of soil rock mixture in mountain area based on machine learning and psychological intervention of left-behind children
Crossref DOI link: https://doi.org/10.1007/s12517-021-09019-6
Published Online: 2021-11-22
Published Print: 2021-12
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Yan, Pengcheng
Text and Data Mining valid from 2021-11-22
Version of Record valid from 2021-11-22
Article History
First Online: 22 November 2021
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