Akram, Muhammad; Farooq, Adeel; Borumand Saeid, Arsham; Shum, Kar Ping Certain types of vague cycles and vague trees. (English) Zbl 1351.05187 J. Intell. Fuzzy Syst. 28, No. 2, 621-631 (2015). MSC: 05C72 PDFBibTeX XMLCite \textit{M. Akram} et al., J. Intell. Fuzzy Syst. 28, No. 2, 621--631 (2015; Zbl 1351.05187) Full Text: DOI
Rashmanlou, Hossein; Samanta, Sovan; Pal, Madhumangal; Borzooei, Rajab Ali A study on bipolar fuzzy graphs. (English) Zbl 1351.05188 J. Intell. Fuzzy Syst. 28, No. 2, 571-580 (2015). MSC: 05C72 PDFBibTeX XMLCite \textit{H. Rashmanlou} et al., J. Intell. Fuzzy Syst. 28, No. 2, 571--580 (2015; Zbl 1351.05188) Full Text: DOI