Optimal Allotment Policy in Central Bank Open Market Operations
Christian Ewerhart, Nuno Cassola, Steen Ejerskov, Natacha Valla
European Journal Of Finance, vol. 15, 2009, p. 405-420.

Manipulation in money markets
Christian Ewerhart, Nuno Cassola, Steen Ejerskov, Natacha Valla
International Journal Of Central Banking, vol. 3, 2007, p. 113-148.