Boza Pró, G.A. and Ramón Ruffner de Vega, J.G. 2020. Small and medium company valuation by discounted cash flow: philosophical and epistemological basis. Quipukamayoc. 28, 57 (Aug. 2020), 95–100. DOI:https://doi.org/10.15381/quipu.v28i57.18473.