| article html file updated | 30 August 2025 00:39 CEST | Update | https://www.mdpi.com/2227-9032/5/1/17 |
| article html file updated | 16 July 2022 05:22 CEST | Update | N/A |
| article html file updated | 8 February 2020 01:49 CET | Update | N/A |
| article html file updated | 23 September 2019 21:51 CEST | Update | N/A |
| article html file updated | 4 May 2019 05:55 CEST | Update | N/A |
| article html file updated | 30 March 2017 11:35 CEST | Update | N/A |
| article html file updated | 27 March 2017 05:17 CEST | Update | N/A |
| article html file updated | 20 March 2017 14:38 CET | Original file | N/A |
| article xml uploaded. | 20 March 2017 14:37 CET | Original file | https://www.mdpi.com/2227-9032/5/1/17/xml |
| article pdf uploaded. | 20 March 2017 14:37 CET | Version of Record | https://www.mdpi.com/2227-9032/5/1/17/pdf |
