Science citation indexs. 

 - 1 computer discs ;  12 cm. 
 = Science citation indexs. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Civil engineering--Abstracts--Periodicals.<br/>Structural engineering--Abstracts--Periodicals.<br/>Civil engineering<br/>Science--Indexes--Periodicals<br/>Science--Indexes--Periodicals<br/>Science--Indexes.