Czeski chemik.

Vapour-liquid equilibrium data at normal pressures / Eduard Hála [et al.]. - Oxford, cop. 1968. (Institute of Chemical Process Fundamentals, Czechoslovak Academy of Sciences, Prague, Czechoslovakia)

LCA online

Univerzita Palackého v Olomouci

http://www.okpb.cz/clavius/clslah.htm