| article html file updated | 7 February 2020 09:04 CET | Update | https://www.mdpi.com/1999-4915/8/5/141 |
| article html file updated | 5 May 2019 15:06 CEST | Update | N/A |
| article html file updated | 27 March 2019 05:21 CET | Update | N/A |
| article html file updated | 30 May 2016 10:11 CEST | Update | N/A |
| article html file updated | 30 May 2016 07:46 CEST | Update | N/A |
| article html file updated | 20 May 2016 15:59 CEST | Original file | N/A |
| article xml uploaded. | 20 May 2016 15:58 CEST | Original file | https://www.mdpi.com/1999-4915/8/5/141/xml |
| article pdf uploaded. | 20 May 2016 15:58 CEST | Version of Record | https://www.mdpi.com/1999-4915/8/5/141/pdf |
