| article html file updated | 12 August 2026 22:41 CEST | Update | https://www.mdpi.com/1424-8247/7/3/248 |
| article html file updated | 6 February 2020 07:34 CET | Update | N/A |
| article html file updated | 20 September 2019 06:12 CEST | Update | N/A |
| article html file updated | 7 May 2019 18:02 CEST | Update | N/A |
| article html file updated | 21 March 2019 13:03 CET | Update | N/A |
| article html file updated | 19 August 2015 21:56 CEST | Update | N/A |
| article html file updated | 28 April 2014 11:01 CEST | Original file | N/A |
| article xml file uploaded | 28 April 2014 11:01 CEST | Original file | https://www.mdpi.com/1424-8247/7/3/248/xml |
| article pdf uploaded. | 27 February 2014 10:06 CET | Version of Record | https://www.mdpi.com/1424-8247/7/3/248/pdf |
