D12, D91, H23, O32, O12, Q42, Q56
H11, O32
O31, O32, C93, D8
O31; O32; O33; O34; O38; Q55; D22
J24, L86, O31, O32, O33, D81, D83, M13
: General / O31 Innovation and Invention: Processes and Incentives / O32 - Management of Technological Innovation and R&D
J16, J24, M14, M54, O31, O32, O34
L2, M2, O14, O32, O33
O31, O32, J24, L39
L2, M2, O14, O32, O33.