Hierarchical structure formation and modes of star formation in hickson compact group 31

S. C. Gallagher, P. R. Durrell, D. M. Elmegreen, R. Chandar, J. English, J. C. Charlton, C. Gronwall, J. Young, P. Tzanavaris, K. E. Johnson, C. Mendes De Oliveira, B. Whitmore, A. E. Hornschemeier, Aparna Maybhate, Ann Zabludoff