S. K. Kjær, N. Rittig, N. Møller, and M. Svart, “Exogenous lactate supplementation: 28-day ingestion of a novel lactate-ketone ester is feasible, safe, and increases haematocrit. Data from a double-blind, randomized, controlled crossover trial”, J Sci Cycling, vol. 15, no. 2, p. 48, Nov. 2026.