| article html file updated | 30 August 2025 01:46 CEST | Update | https://www.mdpi.com/2227-7382/5/4/33 |
| article html file updated | 16 July 2022 07:33 CEST | Update | N/A |
| article html file updated | 8 February 2020 21:59 CET | Update | N/A |
| article html file updated | 28 September 2019 16:40 CEST | Update | N/A |
| article html file updated | 2 May 2019 13:12 CEST | Update | N/A |
| article html file updated | 18 April 2019 10:51 CEST | Update | N/A |
| article html file updated | 2 January 2018 09:55 CET | Update | N/A |
| article html file updated | 23 November 2017 10:23 CET | Original file | N/A |
| article xml uploaded. | 23 November 2017 10:21 CET | Update | https://www.mdpi.com/2227-7382/5/4/33/xml |
| article xml uploaded. | 23 November 2017 10:21 CET | Original file | N/A |
| article pdf uploaded. | 23 November 2017 10:21 CET | Version of Record | https://www.mdpi.com/2227-7382/5/4/33/pdf |
