| article html file updated | 7 February 2020 20:37 CET | Update | https://www.mdpi.com/1424-8220/17/1/77 |
| article html file updated | 22 September 2019 16:58 CEST | Update | N/A |
| article html file updated | 4 May 2019 17:10 CEST | Update | N/A |
| article html file updated | 8 February 2017 09:22 CET | Update | N/A |
| article html file updated | 10 January 2017 03:15 CET | Update | N/A |
| article xml uploaded. | 10 January 2017 03:14 CET | Update | https://www.mdpi.com/1424-8220/17/1/77/xml |
| article pdf uploaded. | 10 January 2017 03:14 CET | Updated version of record | https://www.mdpi.com/1424-8220/17/1/77/pdf |
| article html file updated | 6 January 2017 11:25 CET | Update | N/A |
| article pdf uploaded. | 6 January 2017 11:24 CET | Updated version of record | https://www.mdpi.com/1424-8220/17/1/77/pdf-vor |
| article html file updated | 31 December 2016 12:00 CET | Original file | N/A |
| article xml uploaded. | 31 December 2016 11:59 CET | Original file | N/A |
| article pdf uploaded. | 31 December 2016 11:59 CET | Version of Record | https://www.mdpi.com/1424-8220/17/1/77/pdf-vor |
