Gonçalves , C., S. Monteiro, P. Padrão, A. Rocha, S. Abreu, O. Pinho, and P. Moreira. “Salt Reduction in Vegetable Soup Does Not Affect Saltiness Intensity and Liking in the Elderly and Children”. Food & Nutrition Research, Oct. 2014, doi:10.3402/fnr.v58.24825.