@misc{indiciae675d6b631c02, title = {ERM--a new landmark for reference materials.}, author = {Hendrik Emons and John Marriott and Ralf Matschat}, year = {2005}, doi = {10.1007/s00216-004-2844-2}, url = {https://pubmed.ncbi.nlm.nih.gov/15599718/}, note = {Source identifier: 15599718} }