@techreport{DiaconicsSturmfels1993, author = {Persi Diaconics and Bernd Sturmfels}, title = {Algebraic Algorithms for Sampling from Conditional Distributions.}, institution = {ZIB}, address = {Takustr. 7, 14195 Berlin}, number = {SC-93-17}, language = {eng}, year = {1993} }