He published a book about his early system in 1960.

Last year, for the first time, the government put an early warning system into effect.

In addition, the early warning response system of the Community worked very well.

"You mean this whole thing is his early warning system?"

That is why we need to build in an early warning system.

Some may be important windows on the early solar system.

Into this would be built an early warning system to keep the business on the right financial track.

"Rather than put so much money into buildings that are nearly dead, we need an early warning system."

The policy also encouraged the development of the first early warning systems.

Many Russians of older generation believe that the earlier system was better.