D
Dairy barns  [1]
Dairy cattle  [1]
Dairy cattle -- Catalonia -- Malla  [1]
Dairy cattle -- Feeding and feeds  [1]
Dairy cattle -- Morocco  [1]
Dairy farming  [3]
Dairy farming -- Spain -- Catalonia  [1]
Database design  [8]
Database management  [8]
Database management -- Computer programs  [1]
Database management -- Design  [1]
Databases -- Design  [1]
DC motors -- Electronic control  [1]
DC-to-DC converters  [1]
Deceptive adversiting  [1]
Decision support systems  [1]
Deep diving -- Catalonia -- Costa Brava -- Marketing  [1]
Deficiència mental  [1]
Deformacions (Mecànica)  [1]
Deformacions i tensions -- Mesurament  [1]
Deformations (Mechanics)  [2]
Deixalleries -- Catalunya -- Gironès  [1]
Demència  [1]
Dementia  [1]