TY - BOOK ID - 8322667 TI - Synthesis of international geomagnetic reference field values AU - BARRACLOUGH, D. R. AU - MALIN, S. R. C. PY - 1971 SN - 0118801392 PB - Edinburgh : Institute of geological sciences, DB - UniCat KW - 550.38 KW - Terrestrial magnetism (geomagnetism) KW - 550.38 Terrestrial magnetism (geomagnetism) UR - https://www.unicat.be/uniCat?func=search&query=sysid:8322667 AB - ER -