1. A. A. Borovkov, On the rate of convergence in the invariance principle,Probab. Theory Appl.,18, 217–234 (1973).
2. F. Coquet, J. Mémin, and L. Vostrikova, Rate of convergence in the functional limit theorem for likelihood ratio processes, Preprint (1992).
3. R. M. Dudley, Speeds of metric probability convergence,Z. Wahrsch. verw. Geb.,22, 323–332 (1972).
4. E. Häusler, An exact rate of convergence in the functional central limit theorem for special martingale difference arraysZ. Wahrsch. verw. Geb.,65, 523–534 (1984).
5. P. Hall and C. C. Heyde,Martingale Limit Theory and Its Application, Academic Press, New York (1980).