| article html file updated | 13 February 2020 06:58 CET | Update | https://www.mdpi.com/1999-5903/11/8/170 |
| article html file updated | 27 August 2019 17:27 CEST | Update | - |
| article html file updated | 2 August 2019 18:51 CEST | Original file | - |
| article pdf uploaded. | 2 August 2019 10:17 CEST | Version of Record | https://www.mdpi.com/1999-5903/11/8/170/pdf |
| article xml uploaded. | 2 August 2019 10:17 CEST | Update | https://www.mdpi.com/1999-5903/11/8/170/xml |
| article xml file uploaded | 2 August 2019 10:17 CEST | Original file | - |
