1. 2009-07-28 Re: [postgis-users] Problem finding the center of an postgis-u Mikhil Masli 2. 2009-07-27 Re: [postgis-users] Problem finding the center of an postgis-u Ben Madin 3. 2009-07-27 [postgis-users] Problem finding the center of an irre postgis-u Mikhil Masli