16919.
Linguistica 33 (1993): Bojan Čop septuagenario in honorem oblata.
Filozofska fakulteta Univerze v Ljubljani
16920.
Watkins (Calvert): Another thorny problem.
In Linguistica 33 (1993), pp. 243–248.
Uses Hittite comparisons to argue for a specific meaning ‘hawthorn’ or ‘whitethorn’ for OIr. rare plant name ad.