|  4.6.3 . Design of a model of the water supply and sewerage network |  419 | 
|  4.6.3.1 . Database |  419 | 
|  4.6.3.2 . Model design |  420 | 
|  4.6.3.3 . Application of the Autodesk technology for the W & S systems |  421 | 
|  1 . Structuring the available data |  421 | 
|  2 . Database connection |  421 | 
|  4.7 . Conclusion |  423 | 
|  5 . Systems of the specialized cadastre |  424 | 
|  5.1 . Summary of the problem |  424 | 
|  5.2 . Electronic communication networks , facilities and related physical | |
|  infrastructure |  425 | 
|  5.3 . Specialized maps of GIS Sofia |  426 | 
|  5.4 . Specialized maps and registries |  426 | 
|  6 . Problems in representing the graphic and digital part and symbols in the | |
|  development and master plans and in the specialized cadastre |  426 | 
|  3.12.3 . REFERENCES to 3.12 |  428 | 
|  3.13 . SUMMARY AND CONCLUSIONS |  433 | 
|  3.13.1 . Summary |  433 | 
|  3.13.2 . Original solutions in the system of monographs |  439 | 
|  3.13.3 . Conclusion |  439 | 
|  3.13.4 . REFERENCES to 3.13 |  440 | 
|  Index |  442 | 
|  English presentation of the book |  449 | 
|  Annotation |  451 | 
|  Preface |  453 | 
|  CONTENTS of Book 3 ( 3.3 ) |  455 | 
|  Autobiographies of the authors of the authors |  467 |