Robbins, D.
(1967),
Disclosures on a transrotor engine, high temperature platinum resistance thermometer, dynamic analog correlation system, and combination metering and safety valve for filling sonde ballons with hydrogen. Editors::David Robbins and Alvin J. Englert., , National Institute of Standards and Technology, Gaithersburg, MD, [online], https://doi.org/10.6028/NBS.TN.295
(Accessed October 10, 2024)