Finding detailed information about a specific star can be a challenge. The detailed information is often written by professionals, especially when it comes to spectroscopy. Though if it is an ARAS target, then someone on the ARAS forum may know more.
This may be too technical, but you can search for journal articles using ADS (SAO/NASA Astrophysics Data System). The below link is to an ADS search for ‘uv aur’ in the journal abstracts:
Scanning through journal articles can sometimes throw up a useful annotated spectrum, a list of spectral lines, or useful information in the abstract without needing to read the whole article.