"RIV/61989100:27350/01:00000436" . "1"^^ . "0"^^ . . . "86-99" . "Underground mines and industry works are the principal producers of ground water pollution. Due to the Czech Water Protection Act, mines and other works monitor their water systems carefully. Computerized (PC-based) part of the water management system running for OKD, a.s. (Ostrava - Karvin\u00E1 Mines, joint-stock company), \u010Ceskomoravk\u00E9 doly, a.s. (Czech - Moravian Mines, joint-stock company) and some other works in Northern Moravia, reflects the mathematical graph theory and model the theory of nets in therelational database environment. Linking two or more relational databases enables effective modeling of virtual data structures. On the other side, present querying systems (SQL, xBase) are tools for net model processing or pre-processing to temporary s tructure forms. The net model and mathematical algorithms can be used to simulate some other hydrogeological streams in part of water volumes."@en . . . . "Underground mines and industry works are the principal producers of ground water pollution. Due to the Czech Water Protection Act, mines and other works monitor their water systems carefully. Computerized (PC-based) part of the water management system running for OKD, a.s. (Ostrava - Karvin\u00E1 Mines, joint-stock company), \u010Ceskomoravk\u00E9 doly, a.s. (Czech - Moravian Mines, joint-stock company) and some other works in Northern Moravia, reflects the mathematical graph theory and model the theory of nets in therelational database environment. Linking two or more relational databases enables effective modeling of virtual data structures. On the other side, present querying systems (SQL, xBase) are tools for net model processing or pre-processing to temporary s tructure forms. The net model and mathematical algorithms can be used to simulate some other hydrogeological streams in part of water volumes." . . . "Contamination, Ground Waters, Graph Theory, Databases"@en . . "The net model of water subsystem in landscape with heavy industrial and mining activities"@en . "The net model of water subsystem in landscape with heavy industrial and mining activities"@en . . . "The net model of water subsystem in landscape with heavy industrial and mining activities" . . "688627" . "Ostrava" . . "Ostrava" . . "Vysok\u00E1 \u0161kola b\u00E1\u0148sk\u00E1 - Technick\u00E1 univerzita Ostrava" . "80-7078-930-1" . "14"^^ . "27350" . . "Homola, Vladim\u00EDr" . "[F2047296CA2A]" . "Sborn\u00EDk refer\u00E1t\u016F mezin\u00E1rodn\u00ED konference Hornick\u00E1 a pohornick\u00E1 krajina Horn\u00EDho Slezska" . . . . "Z(MSM 273500016)" . "1"^^ . "The net model of water subsystem in landscape with heavy industrial and mining activities" . "RIV/61989100:27350/01:00000436!RIV/2002/MSM/273502/N" . "2001-10-02+02:00"^^ . "0"^^ .