| article html file updated | 9 February 2020 18:30 CET | Update | https://www.mdpi.com/2076-3921/7/5/70 |
| article html file updated | 3 October 2019 19:54 CEST | Update | - |
| article html file updated | 30 April 2019 17:54 CEST | Update | - |
| article html file updated | 16 April 2019 18:20 CEST | Update | - |
| article html file updated | 30 March 2019 03:10 CET | Update | - |
| article html file updated | 30 May 2018 11:51 CEST | Update | - |
| article html file updated | 21 May 2018 16:15 CEST | Original file | - |
| article pdf uploaded. | 21 May 2018 16:13 CEST | Version of Record | https://www.mdpi.com/2076-3921/7/5/70/pdf |
| article xml uploaded. | 21 May 2018 16:13 CEST | Update | https://www.mdpi.com/2076-3921/7/5/70/xml |
| article xml file uploaded | 21 May 2018 16:13 CEST | Original file | - |
