Transkription:
FONTELL, N[ils]
Acta
Fin
Hfors. Ausd. Seieut. feum.
Se: Annales academiae scientiarum fennicae.Sér.A.1.Mathematica-physica.
65. The heat of formation of KCl-RbCl solid solutions.By N.Fontell,
Väinö Hovi and Leo Hyvönen. 1949.