N. The Anomalous Geomagnetic VariationField and Geoelectric Structure Associated with the Mesa Butte Fault System, Arizona. Geological Society of America
Applications in Mechanics and Field Theory. Springer-Verlag. 2016. ISBN 978-94-6239-171-0. Noether, Emmy. Invariant Variation Problems. Transport Theory
control in soldering irons, and stabilizing the magnetic fieldof tachometer generators against temperature variation. 铁电性 居里定律 Buschow 2001,p5021, table 1
appears to be variationofthe original Spanish "Austrialia" [sic]. A copy at the Library of Congress can be read online The Macarthurs and the merino sheep