1. C.J. PEDERSEN “MACROCYCLIC POLYESTERS FOR COMPLEXING METALS” — Aldrichimica Acta 4, 1 (1971)
2. Study in Organic Chemistry,1982
3. G.W. GOKEL, H.D. DURST “CROWN ETHER CHEMISTRY: PRINCIPLES AND APPLICATIONS” — Aldrichimica Acta 9, 3 (1976)
4. E. BLASIUS, K.P. JANZEN “ANALYTICAL APPLICATIONS OF CROWN COMPOUNDS AND CRYPTANDS”, in Host Guest Complex Chemistry Pt.l., Vogtle; sringer-verlag, Berlin (1981)
5. K.P. JANZEN “GENERAL PROPERTIES OF CROWN ETHERS AND THEIR POTENTIAL FOR APPLICATION IN ANALYTICAL AND PREPARATIVE CHEMISTRY” — See proceedings of this seminar