Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) KITSUTAKA Yoshinori and SAKURADA Ritsuko,ACTUAL STATE OF SURFACE SOILING FOR TILE SPECIMENS WITH SEALED JOINT AFTER 15 YEARS OUTDOOR EXPOSURE TEST,AIJ Journal of Technology and Design,13419463,Architectural Institute of Japan,2013,19,42,409-412,https://cir.nii.ac.jp/crid/1390001205169742592,https://doi.org/10.3130/aijt.19.409