ABBA penalties: What is the new system? Which cups will it feature

The ABBA penalty format was used in Sunday's Community Shield as part of a new trial which has been rolled out across various international tournaments this summer.

World Cup penalty shoot-outs An analysis of World Cup penalty shoot-outs for betting

Under-20 World Cup: Fifa trial new penalty shootout system known as 'ABBA' in bid to take pressure off team going second

The Penalty Doctor: the science behind spot kicks and what we can expect at this World Cup

World Cup 2023: USWNT falls to Sweden in Round of 16

A comparison of penalty shootout designs in soccer

What is the ABBA penalty shootout format? The new spot-kicks system used at the Community Shield explained - Mirror Online

Penalty shootout: Rules and all you need to know

Penalty shoot-out (association football) - Wikipedia

FIFA World Cup set to use 'ABBA' format for Penalty Shoot-Out

Twitter reacts to the ABBA-style penalty shootout system in Arsenal vs Chelsea Community Shield clash

LAFC 3-3 Philadelphia Union (Nov 5, 2022) Final Score - ESPN

Football to trial penalty shootouts modelled on tennis tiebreakers

First-time winner settled by Sweden The Arkansas Democrat-Gazette - Arkansas' Best News Source

UEFA to trial alternative 'ABBA' system for penalty shoot-outs - Eurosport