\Bibitem{Pal72} \by E.~A.~Palyutin \paper Complete quasivarieties \jour Algebra Logika \yr 1972 \vol 11 \issue 6 \pages 689--693 \mathnet{http://mi.mathnet.ru/al1361} \mathscinet{https://mathscinet.ams.org/mathscinet-getitem?mr=0332466}