K. Wentholt, “Formal and substantive equal treatment: the limitations and the potential of the legal concept of equality”, in Non-Discrimination Law: Comparative Perspectives, T. Loenen and R.R. Rodrigues (eds.), Kluwer Law International, The Hague, 1999, pp. 62-64; T. Loenen, “Indirect discrimination: oscillating between containment and revolution”, in ibid., p. 195.
K. Wentholt, “Formal and substantive equal treatment: the limitations and the potential of the legal concept of equality”, in Non-Discrimination Law: Comparative Perspectives, T. Loenen and R.R.  Rodrigues (eds.  ), Kluwer Law International, The Hague, 1999, pp.  62-64; T. Loenen, “Indirect discrimination: oscillating between containment and revolution”, in ibid., p.