Here's the paper:

https://pmc.ncbi.nlm.nih.gov/articles/PMC13485234/

Towle I. Clades, Grades, and the Genus Problem: A Case for Revising Hominin Taxonomy. Am J Biol Anthropol. 2026 Aug;190(4):e70344. doi: 10.1002/ajpa.70344. PMID: 42612121; PMCID: PMC13485234.