Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Kunitake Toyoki and Sakamoto Tetsuo,Catalytic hydrolysis of dinitrophenyl sulfate by poly(ethylenimine) derivatives.,Bulletin of the Chemical Society of Japan,0009-2673,The Chemical Society of Japan,1979,52,8,2402-2408,https://cir.nii.ac.jp/crid/1390282679119021312,https://doi.org/10.1246/bcsj.52.2402