| article html file updated | 29 August 2025 20:33 CEST | Update | https://www.mdpi.com/2072-6643/5/2/340 |
| article html file updated | 15 July 2022 22:08 CEST | Update | - |
| article html file updated | 6 February 2020 00:19 CET | Update | - |
| article html file updated | 8 May 2019 09:03 CEST | Update | - |
| article html file updated | 20 March 2019 18:00 CET | Update | - |
| article html file updated | 17 June 2015 06:01 CEST | Update | - |
| article html file updated | 25 February 2013 08:54 CET | Update | - |
| article xml uploaded. | 25 February 2013 08:54 CET | Original file | https://www.mdpi.com/2072-6643/5/2/340/xml |
| article html file updated | 8 February 2013 09:44 CET | Original file | - |
| article pdf uploaded. | 31 January 2013 08:28 CET | Version of Record | https://www.mdpi.com/2072-6643/5/2/340/pdf |
