| article html file updated | 8 February 2020 14:02 CET | Update | https://www.mdpi.com/2073-4395/7/3/55 |
| article html file updated | 26 September 2019 15:52 CEST | Update | - |
| article html file updated | 3 May 2019 05:58 CEST | Update | - |
| article html file updated | 26 September 2017 12:57 CEST | Update | - |
| article html file updated | 21 August 2017 11:36 CEST | Original file | - |
| article xml uploaded. | 21 August 2017 11:34 CEST | Update | https://www.mdpi.com/2073-4395/7/3/55/xml |
| article xml uploaded. | 21 August 2017 11:34 CEST | Original file | - |
| article pdf uploaded. | 21 August 2017 11:34 CEST | Version of Record | https://www.mdpi.com/2073-4395/7/3/55/pdf |
