NG Managadze, Managadze, GO , and Zigler, A . 1997. “Quantitative Analysis Of Metal Alloys, Ceramics, Minerals Without Standard Samples With The Help Of Compact Laser Tof Mass Spectrometer”. In Proceedings Of The Asms Conference On Mass Spectrometry And Allied Topics, Pp. 534–534. AMERICAN SOCIETY FOR MASS SPECTROMETRY (ASMS).