1. Balk, B.M., 1984. Studies on the construction of price index numbers for seasonal products. Ph.D. Thesis. University of Amsterdam.
2. Balk, B.M., 1998. On the use of unit value indices as consumer price sub-indices. In: W. Lane (Ed.), Proceedings of the Fourth Meeting of the Ottawa Group. Bureau of Labor Statistics, Washington, DC, pp. 112–120.
3. Balk, B.M., 2001. Aggregation methods in international comparisons: what have we learned? ERIM Report. Erasmus Research Institute of Management, Erasmus University Rotterdam.
4. Price indexes for elementary aggregates: the sampling approach;Balk;Journal of Official Statistics,2005
5. Price and Quantity Index Numbers: Models for Measuring Aggregate Change and Difference;Balk,2008