Mahler, D B <br/><br/>
The interval nature of an ordinal scale for measuring the marginal fracture of amalgam.  [electronic resource] 

 -  Dental materials : official publication of the Academy of Dental Materials  May 1993 
 - 162-6 p.  digital 
<br/><br/> Publication Type: Comparative Study; Journal Article; Research Support, U.S. Gov't, P.H.S. 
<br/><br/><label>ISSN: </label>0109-5641 
<br/><br/><label>Standard No.: </label>10.1016/0109-5641(93)90114-6  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Analysis of Variance<br/>Dental Amalgam<br/>Linear Models<br/>Materials Testing--standards<br/>Photography--statistics & numerical data<br/>Prosthesis Failure<br/>Reference Standards