000
00249nam a2200121 a 4500
003
EIA
001
3925
942
_0
2
_2
ddc
_c
BK
245
_a
Algebra de matrices
260
_c
c1970
008
141112s1970 ck r 000 u spa d
082
_a
512.5
_b
H68
999
_c
421
_d
421