%0 Journal Article %A L. V. Bogdanov %T Matrix extension of the Manakov–Santini system and an integrable chiral model on an Einstein–Weyl background %J Teoretičeskaâ i matematičeskaâ fizika %D 2019 %P 337-346 %V 201 %N 3 %U http://geodesic.mathdoc.fr/item/TMF_2019_201_3_a2/ %G ru %F TMF_2019_201_3_a2