TY  - GEN
AU  - Bearman,Toni Carbo
AU  - Runberger,William A
TI  - A study of coverage overlap among fourteen major science and technology abstracting and indexing services
PY  - 1977///
CY  - Philadelphia
PB  - NFAIS
KW  - Indexação
KW  - Br
KW  - indicadores
KW  - Estatística
KW  - Resumos
ER  -