1. Structural Transformation of Cellulose in NMMO Solutions; 5th Arab International Conference on Polymer Science and Technology, Cairo, September 1999.
2. Micro- and Nano-Cellulosic Fibres?Conditions of Their Spinning; NATO Advanced Research Workshop on Polymers and Composites for Special Application, Poznan, Poland; June 1999.
3. Melt spinning of thermotropic cellulose derivatives