H. Q. North

Properties of Welded Contact Germanium Rectifiers

H. Q. North, 1946 .

Technological forecasting in planning for company growth

Harper Q. North, Donald L. Pyke, H. Q. North, 1969, IEEE Spectrum.

Technological Forecasting to Aid R & D Planning

Harper Q. North, Donald L. Pyke, H. Q. North, 1969 .