| article html file updated | 24 December 2025 14:15 CET | Update | https://www.mdpi.com/2227-7072/6/2/35 |
| article html file updated | 30 August 2025 03:11 CEST | Update | N/A |
| article html file updated | 21 August 2025 19:48 CEST | Update | N/A |
| article html file updated | 9 February 2020 11:16 CET | Update | N/A |
| article html file updated | 1 October 2019 23:30 CEST | Update | N/A |
| article html file updated | 1 May 2019 08:42 CEST | Update | N/A |
| article html file updated | 17 April 2019 08:37 CEST | Update | N/A |
| article html file updated | 29 March 2019 09:50 CET | Update | N/A |
| article html file updated | 27 June 2018 20:18 CEST | Update | N/A |
| article html file updated | 27 March 2018 06:33 CEST | Update | N/A |
| article xml uploaded. | 27 March 2018 06:32 CEST | Update | https://www.mdpi.com/2227-7072/6/2/35/xml |
| article pdf uploaded. | 27 March 2018 06:32 CEST | Updated version of record | https://www.mdpi.com/2227-7072/6/2/35/pdf |
| article html file updated | 26 March 2018 10:22 CEST | Original file | N/A |
| article pdf uploaded. | 26 March 2018 10:21 CEST | Version of Record | https://www.mdpi.com/2227-7072/6/2/35/pdf-vor |