The development of relational concepts and word definition were studied in children 5, 7, 9, and 11, using Piaget-type procedures. The relational concepts were: right-left discrimination; kinship, ...
Ketels, Christian H.M. "The Development of the Cluster Concept—Present Experiences and Recent Developments." Germany, North Rhine-Westphalia, Ministry of Economic Affairs and Energy, Dusseldorf, ...
Air Force Technology on MSN
MBDA-led consortium completes initial concepts review of HYDIS
HYDIS is now progressing to the third phase of concept development, with aims to finalise a single interceptor design by 2026.
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