Magnetic clusters on the verge of long range ferromagnetism in Lu(Fe0.75Al0.25)2 and Lu(Fe0.50Al0.50)2 alloys. - Piquer, C.; Fernández Barquín, L.; Chaboy, J.; Alba-Venero, D.; Laguna-Marco, M.A.; Boada, R.; Sánchez-Marcos, J.; Puente-Orench, I. (Journal of Alloys & Compounds, 2017)