Use of an FPGA to identify electromagnetic clusters and isolated hadrons in the ATLAS level-1 calorimeter trigger - Garvey, J.; Hillier, S.; Mahout, G.; Staley, R.; Watkins, P.; Watson, A.; Achenbach, R.; Hanke, P.; Hinderer, W.; Kaiser, D.; Kluge, E.-E.; Meier, K.; et al. (Nuclear Instruments & Methods in Physics Research Section A, 2003)