Brenda Reyes Ayala, Mark E. Phillips, and Lauren Ko have self-archived Current Quality Assurance Practices in Web Archiving.
Here's an excerpt:
This paper presents the results of a survey of quality assurance (QA) practices within the field of web archiving. To understand current QA practices, the authors surveyed 54 institutions engaged in web archiving, which included national libraries, colleges and universities, and museums and art libraries.
Digital Scholarship | "A Quarter-Century as an Open Access Publisher"