\Bibitem{Mul69} \by I.~\`E.~Mullat \paper On the Redfield-Read combinatory algorithm \jour Mat. Zametki \yr 1969 \vol 6 \issue 2 \pages 213--223 \mathnet{http://mi.mathnet.ru/mzm6925} \mathscinet{http://mathscinet.ams.org/mathscinet-getitem?mr=252234} \zmath{https://zbmath.org/?q=an:0214.26402} \transl \jour Math. Notes \yr 1969 \vol 6 \issue 2 \pages 583--588 \crossref{https://doi.org/10.1007/BF01093703}