| article html file updated | 7 February 2020 09:06 CET | Update | https://www.mdpi.com/1999-4915/8/5/144 |
| article html file updated | 5 May 2019 15:02 CEST | Update | N/A |
| article html file updated | 27 March 2019 05:25 CET | Update | N/A |
| article html file updated | 30 May 2016 10:12 CEST | Update | N/A |
| article html file updated | 30 May 2016 07:46 CEST | Update | N/A |
| article html file updated | 24 May 2016 10:18 CEST | Update | N/A |
| article xml uploaded. | 24 May 2016 10:17 CEST | Update | https://www.mdpi.com/1999-4915/8/5/144/xml |
| article pdf uploaded. | 24 May 2016 10:17 CEST | Updated version of record | https://www.mdpi.com/1999-4915/8/5/144/pdf |
| article html file updated | 21 May 2016 12:29 CEST | Original file | N/A |
