1. Examples of stable unmixing in binary systems: salt + water;de Jong;Proc. Akad. Wetenschappen Amsterdam,1937
2. Elektrostatische und van der Waals'sche Adsorption von Jod an Fluorschichten;Custers;Physica,1936
3. The spreading of urease and Bence-Jones protein;Gorter;Proc. Akad. Wetenschappen Amsterdam,1937
4. Investigations on the complex salts of the racemic and optically active cyclohexanediamines with trivalent cobaltum and rhodium. I. On trans-cyclohexane-1-2-diamine and its fission into optically-active antipodes; II. The complex trycyclohexanediamine-rhodium-salts;Jaeger;Proc. Akad. Wetenschappen Amsterdam,1937
5. Die Kristallstruktur des Vanadinpentoxyds;Ketelaar;Z. Krist. (A),1936