@article{10_4153_S0008414X19000634,
     author = {Podest\`a, Fabio},
     title = {Nearly {Parallel} {G2-structures} with {Large} {Symmetry} {Group}},
     journal = {Canadian journal of mathematics},
     pages = {339--359},
     year = {2021},
     volume = {73},
     number = {2},
     doi = {10.4153/S0008414X19000634},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/S0008414X19000634/}
}