1. Long duration subarachnoid anaesthesia with continuous epidural block;Curelaru;Praktische Anasthesie Wiederbelebung und Intensivtherapie,1979
2. Combined subarachnoid and epidural techniques;Coates;Anaesthesia,1982
3. Spinal epidural anaesthesia. A new combination system;Lifschitz;Anaesthesia,1992
4. Evaluation of combined spinal-epidural anaesthesia using two different techniques;Joshi;Reg Anesth,1994
5. Combined spinal-epidural anesthesia using the CSEN;Eldor;Anesth Analg,1992