1. Inorganic membrane works in fuel cells; polymeric ZrO(H2PO4)2 may lead to more efficient fuel cells, allow high temperature operation;Dravnieks;J. Chem. Eng. News,1961
2. Perm-selectivity of inorganic ion exchange membranes consisting of amorphous ZrP supported on glass wool fibers;Alberti;Atti Acc. Naz. Lincei, Rend. Classe Sci Fis. Mat. Nat.,1961
3. Fuel cells with ion exchange electrolytes;Dravnieks;Electrotechnol.,1962
4. Preparation and electrochemical properties of inorganic ion exchange membranes;Alberti;Atti Acc. Naz. Lincei, Rend. Classe Sci. Fis. Mat. Nat,1963