1. H. Pauly, Atom, Molecule, and Cluster beams II. Cluster Beams, Fast and Slow Beams, Accessory Equipment and Applications, in Springer Series on Atomic, Optical, and Plasma Physics (Springer, New York, 2000), Vol. 32
2. Clusters of Atoms and Molecules: Theory, Experiment, and Clusters of Atoms, in Springer Series in Chemical Physics, edited by H. Haberland (Springer, Berlin, 1994), Vol. 52
3. U. Buck, in Advances in Atomic, Molecular, and Optical Physics, edited by B. Bederson, H. Walther, Elsevier (Amsterdam, 1995), Vol. 35, p. 121
4. A.W. Castleman Jr., K.H. Bowen Jr., J. Phys. Chem. 100, 12911 (1996)
5. G.N. Makarov, Phys. Usp. 49, 117 (2006)