Economics of a Nordic paper mill: case study. - Esa Hämäläinen; Ulla Tapaninen (Ind. Manag. Data Syst., 2010)

Paper mill's distribution efficiency to emerging East European markets. - Olli-Pekka Hilmola; Esa Hämäläinen; Maija Hujala (Ind. Manag. Data Syst., 2014)

Fluctuating demand and its impacts to a paper producer: Customer analysis. - Esa Hämäläinen; Olli-Pekka Hilmola; Lauri Hetemäki (Expert Syst. Appl., 2015)

Big Data, Cost and Emission Reporting in Process Industry. - Esa Hämäläinen; Elen Twrdy (FiCloud Workshops, 2017)

Industrial applications of big data in disruptive innovations supporting environmental reporting. - Esa Hämäläinen; Tommi Inkinen (J. Ind. Inf. Integr., 2019)