@inbook{Semeter2020a,
author = "J. Semeter",
title = "Chapter 15 - High-resolution approaches to ionospheric exploration",
year = 2020 ,
booktitle = "The Dynamical Ionosphere",
publisher = "Elsevier",
keywords = "pfisr, pfrr",
doi = "https://doi.org/10.1016/B978-0-12-814782-5.00015-7",
url = "http://www.sciencedirect.com/science/article/pii/B9780128147825000157"
}