| article html file updated | 10 February 2020 18:44 CET | Update | https://www.mdpi.com/2224-2708/7/4/46 |
| article html file updated | 9 October 2019 19:04 CEST | Update | N/A |
| article html file updated | 28 April 2019 14:13 CEST | Update | N/A |
| article html file updated | 14 April 2019 09:24 CEST | Update | N/A |
| article html file updated | 1 April 2019 14:13 CEST | Update | N/A |
| article html file updated | 25 December 2018 03:57 CET | Update | N/A |
| article html file updated | 5 November 2018 04:00 CET | Original file | N/A |
| article pdf uploaded. | 5 November 2018 03:59 CET | Updated version of record | https://www.mdpi.com/2224-2708/7/4/46/pdf |
| article xml uploaded. | 5 November 2018 03:59 CET | Update | https://www.mdpi.com/2224-2708/7/4/46/xml |
| article xml file uploaded | 5 November 2018 03:59 CET | Update | N/A |
| article pdf uploaded. | 30 October 2018 16:14 CET | Updated version of record | https://www.mdpi.com/2224-2708/7/4/46/pdf-vor |
| article pdf uploaded. | 30 October 2018 15:58 CET | Version of Record | https://www.mdpi.com/2224-2708/7/4/46/pdf-vor |
| article xml file uploaded | 30 October 2018 15:58 CET | Original file | N/A |