'Cutting Costs to the Bone': The Portuguese Experience in Renegotiating Public Private Partnerships Highways during the Financial Crisis
Ricardo F. Reis, Joaquim Miranda Sarmento
Transportation, vol. 46, 2019, p. 285-302.

Strategic consequences of historical cost and fair value measurements
Ricardo F. Reis, Phillip C Stocken
Contemporary Accounting Research/Recherche Comptable Contemporaine, vol. 24, 2007, p. 557-584.