Forward and Inverse Expressions of Polar Gauss Projection without Zoning Limitations
LI Zhongmei, BIAN Shaofeng, JIN Lixin, CHEN Cheng, LIU Qiang
Acta Geodaetica et Cartographica Sinica . 2017, (6): 780 -788 .  DOI: 10.11947/j.AGCS.2017.20170009