Paul Egan (14. 5. 2021). „Gov. Whitmer discloses cost of trip to visit her father and how it was paid for”. Detroit Free Press. Приступљено 19. 5. 2021. „incorporated in 2018 under Section 501(c)(4) of the Internal Revenue Code, state records show. Such "social welfare" nonprofit funds are commonly used by state and local officeholders but have been the source of past controversies, notably for former Detroit Mayor Kwame Kilpatrick”CS1 одржавање: Формат датума (веза)