(EN) Brooklyn Neustaeter, What is the Budapest Memorandum and how does it impact the current crisis in Ukraine?, in CTV News, Toronto, 3 marzo 2022. URL consultato il 29 settembre 2022 (archiviato dall'url originale il 30 agosto 2022).
«According to former U.S. diplomat Steven Pifer, who participated in the memorandum talks […] "Washington did not promise unlimited support. The Budapest Memorandum contains security 'assurances,' not 'guarantees.' Guarantees would have implied a commitment of American military force, which NATO members have. U.S. officials made clear that was not on offer."»