Li, Banghe Codimension 1 and 2 immersions of Dold manifolds in Euclidean spaces. (English) Zbl 0708.57010 Kexue Tongbao, Sci. Bull. 33, No. 3, 182-185 (1988). Reviewer: Y.Shikata MSC: 57R42 PDFBibTeX XMLCite \textit{B. Li}, Kexue Tongbao, Sci. Bull. 33, No. 3, 182--185 (1988; Zbl 0708.57010)
Yu, Jingyuan; Guo, Baozhu; Zhu, Guangtian Approximate controllability of population control system and time-optimal control. (English) Zbl 0696.93010 Kexue Tongbao, Sci. Bull. 33, No. 3, 177-181 (1988). MSC: 93B05 49J20 92D25 93C20 PDFBibTeX XMLCite \textit{J. Yu} et al., Kexue Tongbao, Sci. Bull. 33, No. 3, 177--181 (1988; Zbl 0696.93010)
Yang, Lo Deficient values and Borel directions of entire functions. (English) Zbl 0667.30027 Kexue Tongbao, Foreign Lang. Ed. 33, No. 3, 186-190 (1988). Reviewer: W. H. J. Fuchs MSC: 30D35 30D20 PDFBibTeX XMLCite \textit{L. Yang}, Kexue Tongbao, Sci. Bull. 33, No. 3, 186--190 (1988; Zbl 0667.30027)