@article{IUPAC+X06693+2025, url = {https://doi.org/10.1351/goldbook.X06693}, institution = {International Union of Pure and Applied Chemistry (IUPAC)}, year = {2025}, title = {ΞΎ- (xi-)}, doi = {doi:10.1351/goldbook.X06693}, edition = {5.0.0} }