| article html file updated | 8 February 2020 08:20 CET | Update | https://www.mdpi.com/2075-1729/7/2/26 |
| article html file updated | 25 September 2019 08:43 CEST | Update | N/A |
| article html file updated | 3 May 2019 17:22 CEST | Update | N/A |
| article html file updated | 30 June 2017 05:45 CEST | Update | N/A |
| article html file updated | 20 June 2017 10:39 CEST | Update | N/A |
| article html file updated | 20 June 2017 10:39 CEST | Update | N/A |
| article xml uploaded. | 20 June 2017 10:38 CEST | Update | https://www.mdpi.com/2075-1729/7/2/26/xml |
| article pdf uploaded. | 20 June 2017 10:38 CEST | Updated version of record | https://www.mdpi.com/2075-1729/7/2/26/pdf |
| article pdf uploaded. | 20 June 2017 10:37 CEST | Updated version of record | https://www.mdpi.com/2075-1729/7/2/26/pdf-vor |
| article html file updated | 15 June 2017 10:55 CEST | Original file | N/A |
| article pdf uploaded. | 15 June 2017 10:53 CEST | Version of Record | https://www.mdpi.com/2075-1729/7/2/26/pdf-vor |
