TY - BOOK AU - Ichimura,Hideziro AU - Tsuchiya,Shizuo AU - Tanba,Yoshiro TI - Method of Production of a Sheet Material Having a Superior Durability and a Sponge Structure UR - https://drive.google.com/file/d/1jXSXrEiQCiBLd29aBTYaAVFKxIybJoK0/view?usp=drivesdk ER -