TY - BOOK ID - 133115343 TI - A tropical surprise in a Dutch early medieval well. AU - Kooistra, L. I. AU - Hessing, Wilfried A. M. PY - 1989 PB - Amersfoort : ROB, DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:133115343 AB - ER -