Want to know more about traditional, quantitative measurements for journal literature? This concluding pages of this guide include information and resources related to bibliometric indicators, such as impact factor, citation count, h-index, acceptance rates, and others. For a glossary of terms, see this U. of Michigan guide.
The Metrics Toolkit is a new resource that helps provide a complete overview to all types of scholarly metrics and what they do and don't measure.
The library offers a workshop on bibliometrics. Slides are below.
Get Evidence! is an updated version of Freely Available Metrics and provides more guidance about qualitative evidence.