Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Hirai Kazunobu,"1040) Effect of Freezing-and-Thawing on the Permeability of Mortars(Materials, Execution)",Transactions of the Architectural Institute of Japan,03871185,Architectural Institute of Japan,1961,69.1,0,157-160,https://cir.nii.ac.jp/crid/1390001205569260416,https://doi.org/10.3130/aijsaxx.69.1.0_157