Toho Catalyst Co., Ltd.
Patent: EP1908767 A1, 2008 ;
Location in patent: Page/Page column 27-28 ;

Herbst-Irmer, Regine; Klingebiel, Uwe; Noltemeyer, Mathias; Rakebrandt, Hans-Joerg; Rudolph, Stefanie
Phosphorus, Sulfur and Silicon and Related Elements, 1996 , vol. 112, # 1-4 p. 185 - 192