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RT @subarusatosi: Hehl and Obukhov Foundations of Classical Electrodynamics : Charge, Flux, and Metric https://t.co/AHVzDuUS4H 今ならpdfが934円…
RT @subarusatosi: Hehl and Obukhov Foundations of Classical Electrodynamics : Charge, Flux, and Metric https://t.co/AHVzDuUS4H 今ならpdfが934円…
RT @subarusatosi: Hehl and Obukhov Foundations of Classical Electrodynamics : Charge, Flux, and Metric https://t.co/AHVzDuUS4H 今ならpdfが934円…