void vehicle(ArticleNumber);
};
typedef std::map<ArticleNumber, TrackType *> TrackMap;
typedef std::map<ArticleNumber, VehicleType *> VehicleMap;
void vehicle(ArticleNumber);
};
typedef std::map<ArticleNumber, TrackType *> TrackMap;
typedef std::map<ArticleNumber, VehicleType *> VehicleMap;