MATRIX-GEOMETRIC QUEUE DISTRIBUTION UNDER LCFS DISCIPLINE WITH INTERRUPTION AND PHASE-TYPE DISTRIBUTIONS ArticleBocharov P.P.Avtomatika i Telemekhanika. 1991. P.. 112-122
AN ELECTRON-CYCLOTRON RESONANCE ION SOURCES ArticleGolovanivskij K.S., Dugar-Zhabon V.D.Pribory i Tekhnika Eksperimenta. 1991. P.. 8-18