A technique for constructing difference-differential equations of motion in gas dynamics for Lagrangian codes using irregular grids

Vershinin V. B., Delov V. I., Murugova O. O., Sofronov I. D., Chernyshev Yu. D.
VANT. Ser.: Mat. Mod. Fiz. Proc 1999. Вып.3. С. 43-50.