Ren, Tingjian Primary \(TL\)-ideals and \(P\)-primary \(TL\)-ideals. (Chinese. English summary) Zbl 1003.06500 J. Xuzhou Norm. Univ., Nat. Sci. 17, No. 4, 10-11 (1999). MSC: 06B10 PDFBibTeX XMLCite \textit{T. Ren}, J. Xuzhou Norm. Univ., Nat. Sci. 17, No. 4, 10--11 (1999; Zbl 1003.06500)
Shao, Ru-jun; Fei, Wen-tao The exponent set of the \(k\)th power graphs of connected simple graphs. (English) Zbl 1003.05509 J. Xuzhou Norm. Univ., Nat. Sci. 17, No. 4, 8-9 (1999). MSC: 05C99 PDFBibTeX XMLCite \textit{R.-j. Shao} and \textit{W.-t. Fei}, J. Xuzhou Norm. Univ., Nat. Sci. 17, No. 4, 8--9 (1999; Zbl 1003.05509)
Zhao, Chun Research on tubular surfaces. (Chinese. English summary) Zbl 1003.53501 J. Xuzhou Norm. Univ., Nat. Sci. 17, No. 4, 5-7 (1999). MSC: 53A05 53A04 PDFBibTeX XMLCite \textit{C. Zhao}, J. Xuzhou Norm. Univ., Nat. Sci. 17, No. 4, 5--7 (1999; Zbl 1003.53501)
Wu, Baoqiang Parallel surfaces of a surface. (Chinese. English summary) Zbl 1003.53500 J. Xuzhou Norm. Univ., Nat. Sci. 17, No. 4, 1-4 (1999). MSC: 53A05 53A04 PDFBibTeX XMLCite \textit{B. Wu}, J. Xuzhou Norm. Univ., Nat. Sci. 17, No. 4, 1--4 (1999; Zbl 1003.53500)