I am indebted to several authors for their work. Below are the works and authors that informed my research:
An Upper Palaeolithic Proto-writing System and Phenological Calendar, 2022, Bennett Bacon et all
Primitive Concepts of Number and the Developing Human Brain, 2019, Alyssa J. Kersey and Jessica F. Cantion
Bootstrapping Ordinal Thinking in Cognitive Models in Palaeolithic Archaeology, 2017, Thomas Wynn et all
The Roles of Materiality in Numerical Cognition, 2015, Karenleigh A. Overmann
Material Scaffolds in Numbers and Time, 2013, Karenleigh A. Overmann
Reconsidering 'Tokens': The Neolithic Origins of Accounting or Multifunctional, Utilitarian Tools, 2018, Lucy E. Bennison-Chapman
Enculturation and the Historical Origins of Number Words and Concepts, 2021, Cesar Frederico dos Santos
The Materiality of Numbers, Emergence and Elaboration from Prehistory to Present, 2023, Karenleigh A. Overmann
The Parietal Lobe Evolution and the Emergence of Material Culture in the Human Genus 2022, Emiliano Bruner et all