| article html file updated | 8 February 2020 17:10 CET | Update | https://www.mdpi.com/2075-4663/5/4/73 |
| article html file updated | 27 September 2019 09:10 CEST | Update | N/A |
| article html file updated | 3 May 2019 00:03 CEST | Update | N/A |
| article html file updated | 2 January 2018 10:59 CET | Update | N/A |
| article html file updated | 20 December 2017 11:56 CET | Update | N/A |
| article xml uploaded. | 20 December 2017 11:55 CET | Update | https://www.mdpi.com/2075-4663/5/4/73/xml |
| article xml uploaded. | 20 December 2017 11:55 CET | Update | N/A |
| article pdf uploaded. | 20 December 2017 11:55 CET | Updated version of record | https://www.mdpi.com/2075-4663/5/4/73/pdf |
| article html file updated | 27 September 2017 05:11 CEST | Update | N/A |
| article xml uploaded. | 27 September 2017 05:10 CEST | Update | N/A |
| article pdf uploaded. | 27 September 2017 05:10 CEST | Updated version of record | https://www.mdpi.com/2075-4663/5/4/73/pdf-vor |
| article html file updated | 26 September 2017 12:11 CEST | Original file | N/A |
| article xml uploaded. | 26 September 2017 12:10 CEST | Original file | N/A |
| article pdf uploaded. | 26 September 2017 12:10 CEST | Version of Record | https://www.mdpi.com/2075-4663/5/4/73/pdf-vor |