Reference
- Huling , E.E. and Hollocher , T.C. 1972 . Science , 176 : 288
- Mass. Dept. Public Works Metro. District Com. 1973–4 . Environment impact report , Snow and Ice control program 1974–5.
- O'Brien , J.E. and Majewski , J.C. 1975 . Environ. Letters , 8 : 303
- Calabrese , E.J. and Tuthill , R.W. 1977 . Jour. Environ. Health. , 40 : 88
- Elliot , G.B. and Alexander , E.A. 1961 . Circulation , 23 : 562
- Russell , E.L. 1969 . Jour. Am. Water Works Assoc. , 62 : 102
- Amer. Heart Assoc. 1957 . Your 500 Milligram Diet New York
- Mass Dept. Public Health, Boston . 1969 . Report of routine chemical and physical analyses of public water supplies 1970.
- Mass. Dept. Public Health, Boston . 1975 . Report of routine chemical and physical analyses of public water supplies
- 1976 . “State Plans Crackdown On Too Much Salt.” . Springfield Daily News , Nov. 5
- Fair , G.M. and Geyer , J.C. Elements of Water Supply and Wastewater Disposal , 615 John Wiley and Sons, Inc. .
- Environmental Protection Agency . 1972 . Fluoridation Engineering Manual 21 Washington, D.C.