@article{DMGAA_2000_20_2_a1,
     author = {Poomsa-ard, Tiang},
     title = {Hyperidentities in associative graph algebras},
     journal = {Discussiones Mathematicae. General Algebra and Applications},
     pages = {169--182},
     publisher = {mathdoc},
     volume = {20},
     number = {2},
     year = {2000},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DMGAA_2000_20_2_a1/}
}