@article{10_37236_9179, author = {Sebastian Cioab\u{a} and Lihua Feng and Michael Tait and Xiao-Dong Zhang}, title = {The maximum spectral radius of graphs without friendship subgraphs}, journal = {The electronic journal of combinatorics}, year = {2020}, volume = {27}, number = {4}, doi = {10.37236/9179}, zbl = {1453.05059}, url = {http://geodesic.mathdoc.fr/articles/10.37236/9179/} }