1. Clinical trials of a new local anaesthetic;ERIKSSON;Acta aaesth. scad. Suppl.,1959
2. L 67 - experimental evaluation of a new local anaesthetic in man;ERIKSSON;Acta amsth. scad.,1961
3. L 67-ein neues Lokalbetaubungs-mittel vom Anilidtyp;BERLING;Dt. zahtnärztl. Z.,1961
4. Clinical evaluation of a new anesthetic agent, L 67;COWAN;J. dent. Res.,1962
5. A clinical trial of a new local analgesic agent;GOLDMMAN;Br. dent. J.,1963