Bibgen
Bibgen is a CLI tool for generating bibliography in ABNT2 standard.
Installation
go build -o bibgen *.go
I recommend you to move the binary to /usr/sbin or something like that.
Usage
If you want to reference a book use
bibgen -b
And fill the informations that will be asked
For websites use
bibgen -w
And fill the informations
Feel free to edit the source code and adapt the software to your use