Shamina, O <br/><br/>
Ulbrasonic sounding of region preparation of solitary macrocrack 

<br/><br/>bibliogr. p. 118-119 
<br/><br/><label>ISBN: </label>8120500334 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fracture<br/>Séismologie