| article html file updated | 13 February 2020 09:44 CET | Update | https://www.mdpi.com/1999-5903/11/8/177 |
| article html file updated | 27 August 2019 17:29 CEST | Update | N/A |
| article html file updated | 14 August 2019 12:52 CEST | Original file | N/A |
| article pdf uploaded. | 14 August 2019 12:51 CEST | Version of Record | https://www.mdpi.com/1999-5903/11/8/177/pdf |
| article xml uploaded. | 14 August 2019 12:51 CEST | Update | https://www.mdpi.com/1999-5903/11/8/177/xml |
| article xml file uploaded | 14 August 2019 12:51 CEST | Original file | N/A |
