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@ 𓅭
2023-04-11 23:08:46$R_{\mu\nu} - \frac{1}{2} R g_{\mu\nu} + \Lambda g_{\mu\nu} = \kappa T_{\mu\nu}$
I am citing. [^1] [^2] What if i wanna cite it a second time? [^1] And a third time? [^1]
[^1]: [1] Citation 1 [^2]: [2] Citation 2