Láng, Benedek <br/><br/>
Real Life Cryptology  Ciphers and Secrets in Early Modern Hungary 

 -  Amsterdam University Press  2018 
<br/><br/><label>ISBN: </label>978-9-46298-554-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>HistoryHISTORY / Europe / Austria & Hungary