Esper Signius Larsen (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Esper Signius Larsen" in English language version.

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doi.org

Larsen, E. S.; Keevil, N. B.; Harrison, H. C. (1952). "Method for determining the age of igneous rocks using the accessory minerals". Geological Society of America Bulletin. 63 (10): 1045. doi:10.1130/0016-7606(1952)63[1045:MFDTAO]2.0.CO;2. ISSN 0016-7606.
Pecora, W.T. (1962). "Esper Signius Larsen, Jr.(1879–1961)". Geological Society of America Bulletin. 73 (4): P27 – P34. doi:10.1130/0016-7606(1962)73[P27:ESLJ]2.0.CO;2.

mindat.org

Esperite

nasonline.org

Buddington, A.F. (1965). "Esper Signius Larsen, Jr. 1879-1961. A biographical memoir" (PDF). Biographical Memoirs of the National Academy of Sciences: 161–184.

worldcat.org

search.worldcat.org

Larsen, E. S.; Keevil, N. B.; Harrison, H. C. (1952). "Method for determining the age of igneous rocks using the accessory minerals". Geological Society of America Bulletin. 63 (10): 1045. doi:10.1130/0016-7606(1952)63[1045:MFDTAO]2.0.CO;2. ISSN 0016-7606.