Pierre Fraigniaud Cyril Gavoille Adrian Kosowski Emmanuelle Lebhar Zvi Lotker Universal augmentation schemes for network navigability. 1970-1981 2009 410 Theor. Comput. Sci. 21-23 http://dx.doi.org/10.1016/j.tcs.2008.12.061 db/journals/tcs/tcs410.html#FraigniaudGKLL09