https://www.bto.org/our-work/science/publications/papers/beginners-guide-using-ipmr-ringing

Beginner's Guide to using IPMR for Ringing

2001

Staff Author(s)

Citation

Griffin, B.M. & Poole, A. 2001. Beginner's Guide to using IPMR for Ringing. BTO, Thetford