| article html file updated | 30 August 2025 01:21 CEST | Update | https://www.mdpi.com/2227-9059/5/4/59 |
| article html file updated | 16 July 2022 06:40 CEST | Update | N/A |
| article html file updated | 8 February 2020 17:48 CET | Update | N/A |
| article html file updated | 27 September 2019 13:20 CEST | Update | N/A |
| article html file updated | 2 May 2019 22:43 CEST | Update | N/A |
| article html file updated | 2 January 2018 16:41 CET | Update | N/A |
| article html file updated | 10 October 2017 13:44 CEST | Original file | N/A |
| article xml uploaded. | 10 October 2017 13:43 CEST | Original file | https://www.mdpi.com/2227-9059/5/4/59/xml |
| article pdf uploaded. | 10 October 2017 13:43 CEST | Updated version of record | https://www.mdpi.com/2227-9059/5/4/59/pdf |
| article pdf uploaded. | 4 October 2017 09:47 CEST | Version of Record | https://www.mdpi.com/2227-9059/5/4/59/pdf-vor |
