Aad, G., Abajyan, T., Abbott, B., Arık, E., Arık, M., Istin, S., Özcan, V.E. et al., “Search for charginos nearly mass degenerate with the lightest neutralino based on a disappearing-track signature in pp collisions at s =8TeV with the ATLAS detector”, Physical Review D, 88, 11, Article Number: 112006, 2013.