"Women's 20 kilometres walk"(PDF). IAAF - 2019 World Athletics Championships. Archived(PDF) from the original on 30 September 2019. Retrieved 23 June 2020.
"Women's 20 kilometres walk"(PDF). IAAF - 2019 World Athletics Championships. Archived(PDF) from the original on 30 September 2019. Retrieved 23 June 2020.