Forkel, I.; Jin, Xin (2002). 《Performance Comparison Between UTRA-TDD High Chip Rate And Low Chip Rate Operation》. The 13th IEEE International Symposium on Personal, Indoor and Mobile Radio Communications. Pavilhao Altantico, Lisboa, Portugal. CiteSeerX10.1.1.11.3672. doi:10.1109/PIMRC.2002.1046515.
Forkel, I.; Jin, Xin (2002). 《Performance Comparison Between UTRA-TDD High Chip Rate And Low Chip Rate Operation》. The 13th IEEE International Symposium on Personal, Indoor and Mobile Radio Communications. Pavilhao Altantico, Lisboa, Portugal. CiteSeerX10.1.1.11.3672. doi:10.1109/PIMRC.2002.1046515.