Momina Safdar <br/><br/>
Cryptanalysis of machine ciphers 
Momina Safdar 
 - Islamabad :  NUST School of Electrical Engineering & Computer Science,  2009. 
 - xi, 276 p. :  ill. ;  27 cm. 
<br/><br/> Supervisors : Dr. Fauzan Mirza, Mr. Ali Haider. 
<br/><br/><label>Dewey Class. No.: </label>BICSE-3