Giner, Begoña, and Amparo Ruiz. 2025. “Agricultural Evolution and Industrial Development in the Valencian Economy: Guano Imports and Production of Chemical Fertilizers by Trenor Y Cía. (1838-1926)”. Revista De Historia Industrial — Industrial History Review 27 (72):13-50. https://revistes.ub.edu/index.php/HistoriaIndustrial/article/view/48972.