Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) SHIMAMURA Leo,The Significance of Integration of Social Security Contributions with Income Taxation in the Netherlands,Public Finance Studies,2436-3421,Japan Institute of Public Finance,2014,10,0,163-180,https://cir.nii.ac.jp/crid/1390852870559478528,https://doi.org/10.50898/pfsjipf.10.0_163