@article{Pa75a, <br>AUTHOR = {Paul, W.J.},<br>TITLE = {Boolesche Minimalpolynome und Überdeckungsprobleme},<br>VOLUME = {4}, <br>YEAR = {1975},<br>PAGES = {321--336}, <br>SERIES = {Acta Informatica},<br>EE = {http://www.springerlink.com/content/h158803503540873/},<br>}