%0 Journal Article %T Walking Ahead: The Headed Social Force Model %A Andrea Garulli %A Antonio Giannitrapani %A Daniele Fontanelli %A Domenico Prattichizzo %A Francesco Farina %J Archive of "PLoS ONE". %D 2017 %R 10.1371/journal.pone.0169734 %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5226724/