Analysis of productivity and salaries in East-European countriesTanning, Toivo; Tanning, LemboBaltic horizons2011 / p. 37-56 : ill

Cliques of graphs using J-programming languageVõhandu, LeoBaltic Horizons2010 / p. 18-22

Energy policy and Estonian opportunitiesHamburg, ArviBaltic horizons2011 / p. 33-36

Graphs as effective models of the worldVõhandu, LeoBaltic horizons2007 / December, p. 17-22

Time factor in drawingMägi, ReinBaltic horizons2011 / p. 41-45 : ill