The source is believed to be studio recordings taken when Waits' car was broken into in late 1992.
Both sources are believed to originate from the planet's rotating magnetic field.
A major source of food for the nation's poor, the agency is believed to have helped cut malnutrition rates.
The source of melamine was believed to be from rice protein concentrate.
The source of the accusations was believed to be an unmentioned police informer.
The source of the water is believed to have been ice from nearby glaciers.
Its source is believed to rise along fault systems.
Its source is also believed to be divine.
Despite the name, their primary source of water is believed to be rainfall rather than dew or mist.
You guys 227 have sources not to be believed.