This long-staying male was the first twitchable individual for Denmark. It turned out to be a very popular attraction, especially among nearby Copenhagen birders.
SU-rapport 1995-1996.
The record is also mentioned in the following article:
Olsen, K. M. 1996: Middelhavsstenpikker på Stevns sommeren 1996. – Pica 8: 12-17.