TY  - GEN
AU  - Porta Serra,M
AU  - Bolúmar,F
AU  - Alonso,J
AU  - Alvarez-Dardet,C
TI  - [Shut in with only one toy]
SN  - 0025-7753
PY  - 1995///0201
KW  - Bibliometrics
KW  - Periodicals as Topic
KW  - statistics & numerical data
KW  - Spain
N1  - Publication Type: Comment; Letter
ER  -