Serov NI, Tulupova LO, Fushchich VI. Conditional symmetry of the Navier-Stokes equations. Ukr. Mat. Zhurn. [Internet]. 1997Jun.25 [cited 2024Jul.27];49(6):806–813. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/5065