@article{10_26493_1855_3974_1516_58f, author = {Fang Duan and Qiongxiang Huang and Xueyi Huang}, title = { {On} graphs with exactly two positive eigenvalues }, journal = {Ars Mathematica Contemporanea}, pages = {319--347}, publisher = {mathdoc}, volume = {17}, number = {1}, year = {2019}, doi = {10.26493/1855-3974.1516.58f}, language = {en}, url = {http://geodesic.mathdoc.fr/articles/10.26493/1855-3974.1516.58f/} }