Source: /cirosantilli/gravity-and-electricity-by-hermann-weyl-1918

= Gravity and electricity by Hermann Weyl (1918)
{title2=Gravitation und Elektrizität}

Published on the <session reports of the Royal Prussian Academy of Sciences at Berlin> 1918 page 464.

Is about <Maxwell's equations in curved spacetime>, and notably introduces <gauge theory>.

Viewable for free at: https://archive.org/details/mobot31753002089727/page/464/mode/2up[].