Cournotian oligopoly with continuos time and adjustment costListra, Enn5th International Conference on Optimal Research "Simulation and Optimization in Business and Industry" : May 17-20, 2006, Tallinn, Estonia : programme and abstracts2006 / p. 27

Oligopoliteooria ja -mudelidKonkurents, turg ja turundus : (teaduslik-referatiivne kogumik). 1. osa1991 / lk. 163-223: ill https://www.ester.ee/record=b1185898*est

The development and structure of banking sector : retail banking in EstoniaListra, Enn2001 https://www.ester.ee/record=b1570023*est