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"OERK." Fullformexpand.com, https://www.fullformexpand.com/oerk/1030397. Accessed 18 Nov. 2025.
Fullformexpand.com, 2025. "OERK." Accessed November 18, 2025. https://www.fullformexpand.com/oerk/1030397.
"OERK." (n.d.). Fullformexpand.com. Retrieved November 18, 2025, from https://www.fullformexpand.com/oerk/1030397.
OERK. (2025). Fullformexpand.com. Available at: https://www.fullformexpand.com/oerk/1030397 (Accessed: 18 November 2025).