Comment on “The Structural, optical and electrical properties of nanocrystalline ZnO:Al thin films” by Boubaker Benhaoua, Achour Rahal, Said Benramache and published in Superlattices and Microstructures 68 (2014) 38-47

- Several errors were found and corrected.
- Some not correct statements were explained.
- All corrections concerns the crystallographic part of paper.