Massive Star Formation and the Neutral ISM in Ring galaxies, James L. Higdon, J. F. Wallin, R. J. Rand, Lister Staveley-Smith, L. M. Simon
James L. Higdon

An HI Atlas of Ring Galaxies, James L. Higdon, J. F. Wallin
James L. Higdon

Gas Thresholds and Massive Star Formation in the Magic Mushroom Ring Galaxy, James L. Higdon, J. F. Wallin, L. Staveley-Smith, R. Rand, S. Lord
James L. Higdon

The Neutral ISM-Massive Star Formation Connection in Ring Galaxies, James L. Higdon, J. F. Wallin, S. D. Lord, R. J. Rand, L. Staveley-Smith
James L. Higdon