1. Silicates in Chemistry and Industry;Asch,1913
2. Kurzer Leitfaden der zahnärzlichen Materialkunde;Schoenbeck,1931
3. Silicate Cements—Their Use and Their Abuse;Huff;J.A.D.A.,1935
4. Civilization—A Disease;Brekhus;J.A.D.A.,1936
5. Silicate Cements;Matthews;Proc. Roy. Soe. Med.,1935