1. Elektrische stroom veroorzaakt door stationaire concentratieverschillen ter weerszijden van het membraan;Hirsch-Ayalon;Chemisch Weekblad,1956
2. The behaviour of membranes between electrolyte solutions: IV. Electrochemically active precipitates in membranes; the membrane potential at the barium sulphate-cellophane membrane;Hirsch-Ayalon;Rec. Trav. Chim.,1956
3. Impregnated membranes with specific permeabilities for different ions;Hirsch-Ayalon;J. Polym. Sci.,1957
4. Precipitate impregnated membranes: I. Some properties of BaSO4-cellophane membrane;Hirsch-Ayalon;Rec. Trav. Chim.,1960
5. Precipitate impregnated membranes: II. On the permeability of BaSO4 membrane;Hirsch-Ayalon;Rec. Trav. Chim.,1961