| article html file updated | 12 February 2020 02:18 CET | Update | https://www.mdpi.com/2227-7099/7/2/29 |
| article html file updated | 17 October 2019 14:04 CEST | Update | N/A |
| article html file updated | 5 July 2019 08:37 CEST | Update | N/A |
| article html file updated | 5 July 2019 08:11 CEST | Update | N/A |
| article html file updated | 9 May 2019 19:00 CEST | Original file | N/A |
| article pdf uploaded. | 9 May 2019 12:19 CEST | Updated version of record | https://www.mdpi.com/2227-7099/7/2/29/pdf |
| article xml uploaded. | 9 May 2019 12:19 CEST | Update | https://www.mdpi.com/2227-7099/7/2/29/xml |
| article xml file uploaded | 9 May 2019 12:19 CEST | Update | N/A |
| article pdf uploaded. | 1 April 2019 17:28 CEST | Version of Record | https://www.mdpi.com/2227-7099/7/2/29/pdf-vor |
| article xml file uploaded | 1 April 2019 17:28 CEST | Original file | N/A |
