@misc{indiciae512bcf720147, title = {High extraction efficiency fiber coated with calix[4] open-chain crown ether for solid-phase microextraction of polar aromatic and aliphatic compounds.}, author = {Mingming Liu and Zhaorui Zeng and Yun Lei and Haibing Li}, year = {2005}, doi = {10.1002/jssc.200500049}, url = {https://pubmed.ncbi.nlm.nih.gov/16342796/}, note = {Source identifier: 16342796} }