%0 Journal Article %A Willem H. Haemers %A Sezer Sorgun %A Hatice Topcu %T On the spectral characterization of mixed extensions of \(P_3\) %J The electronic journal of combinatorics %D 2019 %V 26 %N 3 %U http://geodesic.mathdoc.fr/articles/10.37236/8284/ %R 10.37236/8284 %F 10_37236_8284