@article{SIGMA_2005_1_a23,
     author = {Sibusiso Moyo and P. G. L. Leach},
     title = {Symmetry {Properties} of {Autonomous} {Integrating} {Factors}},
     journal = {Symmetry, integrability and geometry: methods and applications},
     year = {2005},
     volume = {1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SIGMA_2005_1_a23/}
}