1. Bhutta, K.S., Huq, F.: Benchmarking best practices: an integrated approach. Benchmarking: Int. J. 6(3), 254–268 (1999)
2. Cross, R., Iqbal, A.: The Rank Xerox experience: benchmarking ten years on. In: IFIP Advances in Information and Communication Technology, Benchmarking—Theory and Practice, pp. 3–10 (1995)
3. Domański, P.D., Golonka, S., Jankowski, R., Kalbarczyk, P., Moszowski, B.: Control rehabilitation impact on production efficiency of ammonia synthesis installation. Ind. Eng. Chem. Res. 55(39), 10,366–10,376 (2016)
4. Dziuba, K., Góra, R., Domański, P.D., Ławryńczuk, M.: Multicriteria control quality assessment for ammonia production process (in Polish). In: Zalewska, A. (Ed.) 1st Scientific and Technical Conference Innovations in the Chemical Industry, pp. 80–90. Warszawa, Poland (2018)
5. Feigenbaum, A.V.: Quality control: principles, practice and administration: an industrial management tool for improving product quality and design and for reducing operating costs and losses. McGraw-Hill, New York, USA (1951)