@incollection{2023:hopmann:backchann,
title = {Back-Channel Negotiations: Initial Steps toward Ending the Russian War in Ukraine},
year = {2023},
note = {},
booktitle = {OSCE Insights 2023},
pages = {67--76},
edition = {1},
author = {Hopmann, P. Terrence},
publisher = {Nomos},
address = {Baden-Baden},
series = {},
volume = {}
}