Liber castellorumMark Allen, R. Sean Borgstrom, James Cambias, Genevieve R. Cogman, Alain H. Dawson, Emily Dresner, David Edelstein, Scott Haring, Jo Hart, John Karakash, Elizabeth McCoy, Walter Milliken · First published 1999Open the Tome
Transmission lines and filter networksJohn J. Karakash · First published 1950 · Latest edition 1951Open the Tome
