Cawley, James C. <br/><br/>
Probability of spark ignition in intrinsically safe circuits 
Cawley, James C. 
 - Washington  Bureau of mines  1988 
<br/><br/><label>Subjects--Topical Terms: </label><br/>RIESGO DE INCENDIO<br/>SEGURIDAD EN LA MINA
<br/><br/><label>Universal Decimal Class. No.: </label>622.822