Gomes, Luanna Ferreira Fasanelo, et al. “Ultrasonography As an Ancillary Method for the Positioning of Markers in Equine Motion Analysis”. Brazilian Journal of Veterinary Research and Animal Science, vol. 51, no. 1, Aug. 2014, pp. 24-29, https://doi.org/10.11606/issn.1678-4456.v51i1p24-29.