1. Sze, J. S. 1989.“Electron Beam Melting and. Refining State of the Art 1989”2Englewood, U.S.: Bakish Mater. Corp.
2. Spectroscopic measurements in photochemistry. III. Molecular beam techniques.
3. Miller, P. R. 1988.“Atomic and Molecular Beam Methods”Vol. 1, 14UK.: Oxford.
4. Rosengard, A. 1990.P roc. of 2nd Workshop Separation Phenomena in Liquids and Gases673Saclay, France.: CEA.