Some days most of what you get done is spend the afternoon racking your brains for a reference, but then you finally get it:
Latina/o/e technoscience: Labor, race, and gender in cybernetics and computing by Iván Chaar López
The article follows closely the role of Arturo Rosenblueth in development of cybernetics & of Mexican women workers in computer semiconductor assembly.. Latina/o/es as unaccounted entities in the infrastructural assemblage of cybernetics