Supot Sookyang. 2012. Characterization for non-singularity of some graphs. Chiang Mai:Chiang Mai University; DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/CMU.the.2012.1
Supot Sookyang. (2012) Characterization for non-singularity of some graphs. Chiang Mai University:Chiang Mai. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/CMU.the.2012.1
Supot Sookyang. Characterization for non-singularity of some graphs. Chiang Mai:Chiang Mai University, 2012. Print. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/CMU.the.2012.1
Supot Sookyang. (2012) Characterization for non-singularity of some graphs. Chiang Mai University:Chiang Mai. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/CMU.the.2012.1