Flag of Petržalka Borough in Bratislava, Slovakia. According to the municipal website: "The flag of the Bratislava-Petržalka district consists of three longitudinal stripes in colors and proportions: green in 3/7, white in 3/7, central yellow in 1/7 and in an aspect ratio of 2:3, ending with three points, i.e. two notches extending to a third of the length sheet of the flag."Symbols (COA and flag) approved February 16, 1993. Resolution number: MieZ - 125/93
https://ives.minv.sk/heraldreg/ (information on adoption of flag and its design)
https://www.petrzalka.sk/samosprava/symboly/ (quoted text)
Jozef Novák, Ladislav Čisárik