@article{GDZPPN00240205X, title = {Existence and Structure of Self-Adjoint Graphs.}, journal = {Mathematische Zeitschrift}, volume = {105}, year = {1968}, pages = {257-280}, zbl = {0157.31003}, url = {http://dml.mathdoc.fr/item/GDZPPN00240205X} }
Sabidussi, Gert. Existence and Structure of Self-Adjoint Graphs.. Mathematische Zeitschrift, Tome 105 (1968) pp. 257-280. http://gdmltest.u-ga.fr/item/GDZPPN00240205X/