Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Oshiba Takashi,A Method of Preparing Sulfamic Acid from Ammonia and Oleum.,"The Journal of the Society of Chemical Industry, Japan",0023-2734,The Chemical Society of Japan,1959,62,6,753-757,https://cir.nii.ac.jp/crid/1390001205129322368,https://doi.org/10.1246/nikkashi1898.62.6_753