TY - JFULL ID - 20139690 TI - Report of the Geological Survey of Hokkaido. PY - 1952 SN - 21852030 PB - Sapporo s.n. DB - UniCat KW - Japon KW - Periodicals UR - https://www.unicat.be/uniCat?func=search&query=sysid:20139690 AB - ER -