Organizations of engineers as originators of systematic development of power industry in EstoniaMägi, VahurICOHTEC '99 : Technological choise = Choix technologiques : 16-18 aout 1999, Belfort-Montbeliard, France : abstracts1999 / p. 134

Technological ideas related to utilization of Narva FallsMägi, VahurICOHTEC '99 : Technological choise = Choix technologiques : 16-18 aout 1999, Belfort-Montbeliard, France : abstracts1999 / p. 90