1. In-line Inspection Systems Qualification Standard;American Petroleum Institute (API),2005
2. API Recommended Practice 581: Risk-Based Inspection Technology;American Petroleum Institute (API),2008
3. API Recommended Practice 580: Risk-Based Inspection;American Petroleum Institute (API),2016
4. API Recommended Practice 1160: Managing System Integrity for Hazardous Liquid Pipelines;American Petroleum Institute (API),2019
5. Markov chain modelling of pitting corrosion in underground pipelines;Caleyo;Corros. Sci.,2009