@article{MS2_1980__47_166724,
     author = {E. Thomas and L.L. Larmore},
     title = {On the fundamental group of a space of sections.},
     journal = {Mathematica Scandinavica},
     pages = {232--246},
     publisher = {mathdoc},
     volume = {47},
     year = {1980},
     zbl = {0463.55010},
     url = {http://geodesic.mathdoc.fr/item/MS2_1980__47_166724/}
}