14
3
August
487
531
WALMSLEY, V. G., BOUCOT, A. J. 1971. The Resserellinae: a new subfamily of Late Ordovician to Early Devonian dalmanellid brachiopods. Palaeontology, 14, 3, 487–531.
V. G. Walmsley and A. J. Boucot The Palaeontological Association (Free Access)