[1] Schrabback, J.M.: More quality and productivity in manufacturing concrete products. In: CPI Concrete Plant International 03/2021, p. 82-85

[2] Schrabback, J.M.: Finest strength development. In: ICR International Cement Review, September 2009, p. 75-80

[3] Schrabback, J.M.: Profitable limestone cement. In: ICR International Cement Review, August 2014, p. 94-98

[4] Schrabback, J.M., Weibel, Dr. M.: Powerful grinding aids. In: ICR International Cement Review, Mai 2015, p. 82-84