sponsored by the Working Group on Tube Techniques ...[et al.]. sponsored by the Circuit Theory Group ...[et al.]. sponsored by the Air Force Office of Scientific Research ... [et al.] sponsored by the Institute of Electrical and Electronic Engineers ... [et al.]. sponsored by the Western New York State Institute of Food Technologists ... [et al.]. sponsored by the Institute of Electrical and Electronics Engineers ... [et al.]. sponsored by the Aerospace and Electronic Systems Society ... [et al.] sponsored by Nuclear Committees ...[et al.]. sponsored by the Optical Society of America ... [et al.].