The addition was made possible in part by a grant from the United States National Endowment for the Humanities, which funded the Universal Scripts Project (part of the Script Encoding Initiative at the University of California, Berkeley).
The following Unicode-related documents record the purpose and process of defining specific characters in the Takri block:
Anderson, Deborah; Whistler, Ken; Pournader, Roozbeh; Moore, Lisa; Liang, Hai (2019-10-06), "12. Takri", Recommendations to UTC #161 October 2019 on Script Proposals