The book by the famous French author Patrick Guell will reveal to you the secrets of magnetic cards, these convenient and reliable means that make it possibl...

Patrick Goell's book “How to turn a personal computer into a measuring complex” allows you to create a system for collecting and processing information about...

DMK press, 2009, 144 pages. The second book by the famous French engineer Patrick Guelle, dedicated to chip cards, allows the reader to study in more depth t...