| article html file updated | 8 February 2020 18:14 CET | Update | https://www.mdpi.com/2305-6304/5/4/26 |
| article html file updated | 27 September 2019 16:52 CEST | Update | - |
| article html file updated | 2 May 2019 21:48 CEST | Update | - |
| article html file updated | 3 January 2018 09:09 CET | Update | - |
| article html file updated | 18 October 2017 10:35 CEST | Update | - |
| article xml uploaded. | 18 October 2017 10:33 CEST | Update | https://www.mdpi.com/2305-6304/5/4/26/xml |
| article pdf uploaded. | 18 October 2017 10:33 CEST | Updated version of record | https://www.mdpi.com/2305-6304/5/4/26/pdf |
| article html file updated | 16 October 2017 04:20 CEST | Original file | - |
| article xml uploaded. | 16 October 2017 04:18 CEST | Original file | - |
| article pdf uploaded. | 16 October 2017 04:18 CEST | Updated version of record | https://www.mdpi.com/2305-6304/5/4/26/pdf-vor |
| article pdf uploaded. | 12 October 2017 11:55 CEST | Version of Record | https://www.mdpi.com/2305-6304/5/4/26/pdf-vor |
