TY - BOOK ID - 127739508 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:127739508 AB - ER -