1. Release 5 of the COUNTER Code of Practice
2. COUNTER. (2021a). Release 5 code of practice. https://www.projectcounter.org/release-5-code-practice/#:∼:text=Release%205%20of%20the%20COUNTER,are%20credible%2C%20consistent%20and%20comparable
3. COUNTER. (2021b). The code of practice for Release 5: Technical specifications for COUNTER reports. https://www.projectcounter.org/code-of-practice-five-sections/3-0-technical-specifications/
4. COUNTER. (2021c). COUNTER foundation classes. https://www.projectcounter.org/counter-foundation-classes/
5. Emery, J. (2020, June 10). COUNTER Release 5. NASIG. https://www.projectcounter.org/nasig-2020-counter-presentation/