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$ref= \@something; 
print $ref; 
...
$ref2= \@something;
print $ref2;
# would print 0x12345 as well

$ref= [ @something ]; # would be the same as 
$ref= \( @something ); # if that syntax where possible, or
my @x= ( @something ); # with correct syntax
$ref= \@x;