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I have all my pages in romans numbers until table of content,

from introduction I added to my document:

\input{chapters/1. Introduction}
\pagenumbering{arabic}
\setcounter{page}{10}

and this help me set the numbers in arabic from the introduction page, but since my introduction takes more than ...

Here is the file, thanks in advance for helping me.

I am trying to add some bibliographies and I get a [?], I made a folder for each section so I can have everything organized, outside all the section folders have the main.tex and the refs.bib.

Here is a screenshot:

main.png

In the literature review I do the citations and I get the [?]:

main ...