Brown, R.M. <br/><br/>
The determination of tritium in natural waters. 

 - Chalk River :  AECL,  1956. 
 - v. 34 p. 220-226 
<br/><br/><label>ISSN: </label>0067-0367 
<br/><br/><label>Standard No.: </label>AECL-277