GB 797603,Ghosh Ranajit,「New basic esters of thiophosphonic acids and salts thereof」 (页面存档备份,存于互联网档案馆)GB 797603 (页面存档备份,存于互联网档案馆), Ghosh Ranajit, "New basic esters of thiophosphonic acids and salts thereof"
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GB 797603,Ghosh Ranajit,「New basic esters of thiophosphonic acids and salts thereof」 (页面存档备份,存于互联网档案馆)GB 797603 (页面存档备份,存于互联网档案馆), Ghosh Ranajit, "New basic esters of thiophosphonic acids and salts thereof"