@article{weko_208827_1,
   author	 = "Agnes,D. Garciano and Reginaldo,M. Marcelo and Mari-Jo,P. Ruiz and Mark,Anthony C. Tolentino",
   title	 = "Sigma Coloring and Edge Deletions",
   journal	 = "情報処理学会論文誌",
   year 	 = "2020",
   volume	 = "61",
   number	 = "12",
   month	 = "dec"
}