R. HansonR.H.WeightmanR. HansonR.H., Some results of the stratosphere flight of explorer II in America, „Quarterly Journal of the Royal Meteorological Society”, 63 (268), 1937, s. 75–78, DOI: 10.1002/qj.49706326813, Bibcode: 1937QJRMS..63...75W.
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R. HansonR.H.WeightmanR. HansonR.H., Some results of the stratosphere flight of explorer II in America, „Quarterly Journal of the Royal Meteorological Society”, 63 (268), 1937, s. 75–78, DOI: 10.1002/qj.49706326813, Bibcode: 1937QJRMS..63...75W.
worldcat.org
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