[1] F Bagnoli, Commentary on "Critical phenomena in the spreading of opinion consensus and disagreement", Pap. Phys. 6, 060004 (2014).
http://dx.doi.org/10.4279/PIP.060004

[2] A Chacoma, D H Zanette, Critical phenomena in the spreading of opinion consensus and disagreement, Pap. Phys. 6, 060003 (2014).
http://dx.doi.org/10.4279/PIP.060003

[3] S Redner, A Guide to First-Passage Processes, Cambridge University Press, Cambridge (2001).
http://dx.doi.org/10.1017/CBO9780511606014

[4] A S Mikhailov, A Y Loskutov, Foundations of Synergetics II. Chaos and Noise, Springer, Berlin (1996).
http://dx.doi.org/10.1007/978-3-642-80196-9

[5] H Hinrichsen, Nonequilibrium critical phenomena and phase transitions into absorbing states, Adv.Phys. 49, 815 (2000).
http://dx.doi.org/10.1080/00018730050198152

[6] D H Zanette, Beyond networks: Opinion formation in triplet-based populations, Phil. Trans. R. Soc. A 367, 3311 (2009).
http://dx.doi.org/10.1098/rsta.2009.0066

[7] D H Zanette, A note on the consensus time of mean-field majority-rule dynamics, Pap. Phys. 1, 010002 (2009).
http://dx.doi.org/10.4279/PIP.010002