Reiljan, J., and K. Timpmann. “The Problems and Development Potential of Revenue Autonomy in Estonian Municipalities. Kohalike Omavalitsuste Tuluautonoomia Probleemid Ja Arenguvõimalused Eestis”. Estonian Discussions on Economic Policy, vol. 18, July 2010, doi:10.15157/tpep.v18i0.890.