Source: PAC, 1995, 67, 1307. (Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)) on page 1347 [Terms] [Paper]
See also: PAC, 1988, 60, 461. (Lariat ethers: from cation complexation to supramolecular assemblies) on page 461 [Terms] [Paper]