A pulsating auroral X-ray hot spot on Jupiter - Gladstone,GR; Waite,JH; Grodent,D; Lewis,WS; Crary,FJ; Elsner,RF; Weisskopf,MC; Majeed,T; Jahn,JM; Bhardwaj,A; Clarke,JT; Young,DT; et al. (NATURE, 2002)