TY - BOOK T1 - The duty to safeguard the object and purpose of pending treaties: a closer examination of article 18 VCLT UR - https://eprints.whiterose.ac.uk/id/eprint/203878 UR - https://doi.org/10.1163/9789004681316 PY - 2023/09/28 AU - Rydberg AV ED - PB - Brill SN - 9789004681309 VL - 51 Y2 - 2025/12/02 ER -