Castrillón López, MarcoMartín Peinador, ElenaRodríguez Sanjurjo, José ManuelRuiz Sancho, Jesús María2023-06-182023-06-182015-09https://hdl.handle.net/20.500.14352/25273This volume contains the contributions presented by several colleagues as a tribute to the mathematical and human qualities of José María Montesinos Amilibia on the occasion of his seventieth birthday. The editors would like to express their thanks to the contributors and their very especial gratitude to José María for his example through many years of scientific and personal contact.spabookhttp://www.mat.ucm.es/~jesusr/HmjMonAmi/PORTADA/FINAL/MonAmiJM.pdfopen access51Matemáticas (Matemáticas)12 Matemáticas