《水经注·卷六》
池西又有一口池，称为女盐泽，东西二十五里，南北二十里，坐落在琦氏老城南面。
池西又有一池，谓之女盐泽，东西二十五里，南北二十里，在猗氏故城南。
There is another pool in the west of Chi called Nv Yanze, which is 25 miles from east to west and 20 miles from north to south. It is located in the south of Qishi Old City.