| article html file updated | 13 August 2026 05:15 CEST | Update | https://www.mdpi.com/2077-0383/3/4/1064 |
| article html file updated | 29 August 2025 21:17 CEST | Update | N/A |
| article html file updated | 15 July 2022 23:27 CEST | Update | N/A |
| article html file updated | 6 February 2020 12:48 CET | Update | N/A |
| article html file updated | 7 May 2019 07:11 CEST | Update | N/A |
| article html file updated | 22 March 2019 02:29 CET | Update | N/A |
| article html file updated | 20 August 2015 22:56 CEST | Update | N/A |
| article html file updated | 25 June 2015 12:08 CEST | Update | N/A |
| article xml file uploaded | 25 June 2015 12:08 CEST | Update | https://www.mdpi.com/2077-0383/3/4/1064/xml |
| article html file updated | 14 January 2015 05:17 CET | Original file | N/A |
| article xml file uploaded | 14 January 2015 05:17 CET | Original file | N/A |
| article pdf uploaded. | 13 October 2014 15:42 CEST | Version of Record | https://www.mdpi.com/2077-0383/3/4/1064/pdf |
