@MISC{yourchoice,
 author = {Gunther Reissig and Renate Merker and Manfred Peschel and Albrecht Urbaszek},
 title = "Systolische {S}chaltungsanordnung mit verringerten {A}nschlu{\ss}zahlen zur {S}imulation von {L}otka--{V}olterra--{S}ystemen",
 year = 1990,
 howpublished = "Patent {DD} 294 808",
 month = {30~} # may,
 note = {(``Systolic array with reduced pin numbers for the simulation of Lotka--Volterra--Systems'', in German)}
}