Caution! Quantitative metrics should be only one of many tools used to evaluate the quality, value, and impact of an author or institution's work.
The question of how best to evaluate an individual's output or that of a lab, department, or university, is complex. The solutions are high-stakes in that they will affect researchers' careers, including promotion & tenure, grant success, hiring decisions, and more. It behooves the research community to carefully think through the appropriate measures to use.
Here are some resources to consider as you seek to demonstrate the quality of your own work, or evaluate that of others.