1. Determination of Fluorides in Natural Water;Sanchis;Ind. Eng. Chem.-Anal. Ed.,1934
2. Determination and Occurrence of Fluorides in Sea Water;Thompson;Ind. Eng. Chem.-Anal. Ed.,1933
3. A Rapid Volumetric Determination of Fluorine;DeBoer;Zeit fur Anorg. und Allg. Chemie (Ger.),1926
4. Fluorine and Fluorides in Water;Sanchis;Jour. A. W. W. A.,1936
5. Methods of Determining Fluorides. Committee Report.;Jour. A. W. W. A.,1941