<citation>
  <author-group>
    <name>
      <surname>Riekel</surname>
      <given-names>C</given-names>
    </name>
  </author-group>
  <year>2015</year>
  <article-title>Protein Micro-Crystallography: Nanotechnology Challenges Ahead</article-title>
  <source>NanoWorld J</source>
  <volume>1</volume>
  <issue>3</issue>
  <fpage>73</fpage>
  <lpage>78</lpage>
</citation>