TY - RPRT TI - Multichannel magnetography in unshielded environments. AU - H Nowak AU - F Giessler AU - R Huonker PY - 1991 DO - 10.1088/0143-0815/12/b/001 UR - https://pubmed.ncbi.nlm.nih.gov/1807879/ ID - 1807879 ER -