TY - BOOK AU - Altshuller,Genrikh Saulovich AU - Rodman,Steven AU - Shulyak,Lev TI - 40 principles: TRIZ keys to technical innovation T2 - TrizTools SN - 9780964074057 U1 - 608 PY - 2005/// CY - Worcester, MA PB - Technical Innovation Center KW - Inventos KW - Pensamiento creativo ER -