P3P问题多解条件的补充研究
符德林,马文鹏
Supplementary research for multi-solution of P3P problem
FU Delin,MA Wenpeng
计算机工程与应用 . 2011, (2): 179 -181 .  DOI: 10.3778/j.issn.1002-8331.2011.02.054