1. Chemical Process Industries — 1. Inkilap Aka Kitabevi;Çataltaş,1983
2. Mining,1972
3. The Production of NaOH from Na2O·2B2O3·10H2O;Yalaz;Bilim ve Teknik, Sayi,1983
4. Preparation of dicalcium phosphate from phosphate rock by the use of sulfur dioxide, water and carbonyl compounds;McCullough,1978
5. Drechsel, K., Monocalcium phosphate and phosphoric acid by acidulation of natural phosphate with phosphoric acid. Belg. Pat. 876,325.