| article html file updated | 8 February 2020 14:38 CET | Update | https://www.mdpi.com/2073-4395/7/3/57 |
| article html file updated | 26 September 2019 18:58 CEST | Update | - |
| article html file updated | 3 May 2019 04:51 CEST | Update | - |
| article html file updated | 26 September 2017 12:57 CEST | Update | - |
| article html file updated | 28 August 2017 07:25 CEST | Original file | - |
| article xml uploaded. | 28 August 2017 07:24 CEST | Update | https://www.mdpi.com/2073-4395/7/3/57/xml |
| article xml uploaded. | 28 August 2017 07:24 CEST | Original file | - |
| article pdf uploaded. | 28 August 2017 07:24 CEST | Version of Record | https://www.mdpi.com/2073-4395/7/3/57/pdf |
