Kaczorek, Tadeusz Straight line reachability of two-dimensional linear systems. (English) Zbl 0633.93009 Found. Control Eng. 12, No. 3, 143-149 (1987). Reviewer: J.Klamka MSC: 93B05 93C05 93C35 93C55 PDFBibTeX XMLCite \textit{T. Kaczorek}, Found. Control Eng. 12, No. 3, 143--149 (1987; Zbl 0633.93009)
Hejduk, Jacek On \(\sigma\)-ideal generated by two totally imperfect \(\sigma\)-ideals. (English) Zbl 0628.28001 Rad. Mat. 3, 229-233 (1987). MSC: 28A05 PDFBibTeX XMLCite \textit{J. Hejduk}, Rad. Mat. 3, 229--233 (1987; Zbl 0628.28001)
Doraiswami, R. On-line time- and frequency-domain identification of unstable processes. (English) Zbl 0611.93060 Int. J. Syst. Sci. 18, 863-885 (1987). MSC: 93E12 93C05 93E25 60G35 62M20 93C55 93D20 93E11 PDFBibTeX XMLCite \textit{R. Doraiswami}, Int. J. Syst. Sci. 18, 863--885 (1987; Zbl 0611.93060) Full Text: DOI