#!/usr/bin/perl
use strict;
use warnings;

my @tricks;

for (1..3)
{
   my $ref_to_a_trick = get_a_trick();
   push @tricks, $ref_to_a_trick;
}

print @tricks,"\n"; #SCALAR(0x182b394)SCALAR(0x24920c)SCALAR(0x24925c)
#note each "trick reference" points to a different location

#@tricks is an array of scalar references

foreach my $ref (@tricks)
{
    print "$$ref\n";  #de-reference each "trick" to get the value
    #TRICKY
    #TRICKY
    #TRICKY
}

sub get_a_trick
{
   my $trick = "TRICKY";
   return (\$trick);
}