| article html file updated | 5 February 2020 15:33 CET | Update | https://www.mdpi.com/1424-8247/3/10/3021 |
| article html file updated | 9 May 2019 04:12 CEST | Update | N/A |
| article html file updated | 20 March 2019 03:16 CET | Update | N/A |
| article html file updated | 16 June 2015 11:55 CEST | Update | N/A |
| article html file updated | 5 June 2014 08:49 CEST | Original file | N/A |
| article xml file uploaded | 5 June 2014 08:48 CEST | Original file | https://www.mdpi.com/1424-8247/3/10/3021/xml |
