I used ACM small standard format, it seems when I have a citation like
\cite{ref1, ref2}
The second reference is not shown in the output and a question mark is shown in its place.
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Sign up to join this communityI used ACM small standard format, it seems when I have a citation like
\cite{ref1, ref2}
The second reference is not shown in the output and a question mark is shown in its place.