TY - JOUR AU - V. F. Chistyakov AU - E. V. Chistyakova TI - On the concept of index for partial differential algebraic equations arising in modelling of processes in power plants JO - Vestnik Ûžno-Uralʹskogo gosudarstvennogo universiteta. Seriâ, Matematičeskoe modelirovanie i programmirovanie PY - 2017 SP - 5 EP - 23 VL - 10 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VYURU_2017_10_2_a0/ LA - en ID - VYURU_2017_10_2_a0 ER -