1. Production of granular diammonium phosphates;Achorn;US Pat. No. 3, 153,574 Oct. 20 (to Tennessee Valley Authority),1964
2. Application of surface decomposition kinetics to detonation of ammonium nitrate;Andersen;Amer. Rocket Soc. J,1959
3. Quantitative analysis of mixed fertilizers by X-ray diffraction;Ando;J. Agr. Food Chem,1965
4. New “dream plant” at Des Moines where Iowa Plant Food Company produces granular fertilizer;Anonymous;Agr. Chem,1950
5. Short-cut to prilled fertilizer;Anonymous;Chem. Eng. News,1956