León Gómez, Juan Andres Department Structural Changes in Systems of Knowledge, Max Planck Institute for the History of Science, Max Planck Society;
https://journal.sciencemuseum.ac.uk/article/stephen-hawkings-superspace-and-supergravity-blackboard-an-iconic-artefact-in-the-making/ (Any fulltext)
León Gómez, J. A. (2024). Stephen Hawking’s Superspace and Supergravity Blackboard: An Iconic Artefact in the Making. Science Museum Group Journal, 21. doi:10.15180/242109.