Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Koizumi T. and Yasui Y. and Watanabe H. and Tanaka K.,The First Construction of Road and Railway Immersed-type Tunnel in Japan,Concrete Journal,0387-1061,Japan Concrete Institute,1993,31,6,22-32,https://cir.nii.ac.jp/crid/1390282680429482624,https://doi.org/10.3151/coj1975.31.6_22