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[...] After this process, I check generated aux file but cannot find any \citation{XX} items. [...]
The bibliography will only be shown if you use at least once the \cite command.
[...] This is my tex file (I delete the irrelevant detail to keep the example short) [...]
A minimal working example ...

Hi All:
I got a very strange problem when I built my tex file to pdf.
I use 'Latex' command to compile my tex file. After this process, I check generated aux file but cannot find any \citation{XX} items.

I download a sample (a tex file and corresponding bib file) and build them, it is OK!
Then, I ...