| article html file updated | 24 December 2025 13:46 CET | Update | https://www.mdpi.com/2076-3921/3/2/245 |
| article html file updated | 29 August 2025 21:01 CEST | Update | N/A |
| article html file updated | 20 August 2025 21:54 CEST | Update | N/A |
| article html file updated | 15 July 2022 22:59 CEST | Update | N/A |
| article html file updated | 6 February 2020 08:29 CET | Update | N/A |
| article html file updated | 7 May 2019 16:08 CEST | Update | N/A |
| article html file updated | 21 March 2019 15:15 CET | Update | N/A |
| article html file updated | 20 August 2015 02:43 CEST | Original file | N/A |
| article pdf uploaded. | 10 April 2014 09:18 CEST | Version of Record | https://www.mdpi.com/2076-3921/3/2/245/pdf |