TY - JOUR T1 - Toeplitz and positive semidefinite completion problem for cycle graph AU - M. He & Michael K. Ng JO - Numerical Mathematics, a Journal of Chinese Universities VL - 1 SP - 67 EP - 78 PY - 2015 DA - 2015/02 SN - 14 DO - http://doi.org/ UR - https://global-sci.org/intro/article_detail/nm/10089.html KW - AB -