@article{MMNP_2015_10_3_a15,
     author = {A. N. Gorban and N. Jarman and E. Steur and C. van Leeuwen and I. Yu. Tyukin},
     title = {Leaders {Do} {Not} {Look} {Back,} or {Do} {They?}},
     journal = {Mathematical modelling of natural phenomena},
     pages = {212--231},
     publisher = {mathdoc},
     volume = {10},
     number = {3},
     year = {2015},
     doi = {10.1051/mmnp/201510316},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.1051/mmnp/201510316/}
}