<s>
UNIX	B-Operating_System
Review	I-Operating_System
was	O
an	O
American	O
magazine	O
covering	O
technical	O
aspects	O
of	O
the	O
UNIX	B-Application
operating	I-Application
system	I-Application
and	O
C	B-Language
programming	I-Language
.	O
</s>
<s>
The	O
journal	O
was	O
renamed	O
to	O
UNIX	B-Operating_System
Review	I-Operating_System
's	O
Performance	O
Computing	O
(	O
UR/PC	O
)	O
Magazine	O
with	O
the	O
April	O
1998	O
issue	O
,	O
and	O
ceased	O
publication	O
in	O
2000	O
.	O
</s>
