Thestrup, P. 1995. Yesterday. Proceedings from the 6th international conference. Association of History and Computing. Odense 1991. Edited by Hans Jørgen Marker & Kirsten Pagh, Odense University Press 1994, 398 s., kr. 280. Historisk Tidsskrift. 16, (jan. 1995), 509. DOI:https://doi.org/10.7146/ht.v16i0.53737.