wordpress/php-fpm/wordpress_files/themes/sd-bushwick/index_a.php

<?php
/**
/**
 * Template Name: Contenido Agredado
 *
 * @package Bushwick
 */ 

get_header(); ?>
  
	<div id="primary" class="content-area">
  <?php get_template_part( 'navigation' ); ?>
		<main id="main" class="site-main" role="main">
        <?php // LOOP AGGREGATED CONTENT
        $paged = (get_query_var('paged')) ? get_query_var('paged') : 1;
        $orig_query = $wp_query;
        $wp_query = null;
        $args = array(
          'author__in'=> array(142), //Authors's id's you like to include (aggregated content is imported as this user)
          'posts_per_page' => '10',
          'paged' => $paged,
          //'offset' => '7',
        );
	echo '<div class="section-title">contenidos agregados</div><hr class="section-separator" />';

        $wp_query = new WP_Query($args);
        if($wp_query->have_posts()) : 
          while($wp_query->have_posts()) : 
            $wp_query->the_post();
      		  get_template_part( 'content', 'preview' );
          endwhile;
        else: 
          echo "Oops, there are no posts.";
         endif; 
        ?>

        <hr>

        <div class="navigation">
          <div class="alignleft"><?php next_posts_link('&laquo; Older Entries') ?></div>
          <div class="alignright"><?php previous_posts_link('Newer Entries &raquo;') ?></div>
        </div>
		</main><!-- #main -->
	</div><!-- #primary -->

<?php get_footer();