Congresses (934)
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Problems, exercises, etc (2)
Acronyms (1)
Amateurs' manuals (1)
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Congresses (934)
Electronic books (27)
Study guides (11)
Internet resources (2)
Problems, exercises, etc (2)
Acronyms (1)
Amateurs' manuals (1)
Communication systems (1)
Computer security (1)
Conference papers and proceedings (1)
Dictionaries (1)
Libros electrónicos (1)
Periodicals (1)
Statistics (1)