| article html file updated | 14 August 2026 15:04 CEST | Update | https://www.mdpi.com/1999-4915/9/6/142 |
| article html file updated | 8 February 2020 08:01 CET | Update | N/A |
| article html file updated | 25 September 2019 07:00 CEST | Update | N/A |
| article html file updated | 3 May 2019 17:57 CEST | Update | N/A |
| article html file updated | 29 June 2017 12:01 CEST | Update | N/A |
| article html file updated | 29 June 2017 12:00 CEST | Update | N/A |
| article html file updated | 29 June 2017 11:59 CEST | Update | N/A |
| article html file updated | 28 June 2017 15:01 CEST | Update | N/A |
| article html file updated | 28 June 2017 15:00 CEST | Update | N/A |
| article html file updated | 12 June 2017 08:46 CEST | Update | N/A |
| article xml uploaded. | 12 June 2017 08:45 CEST | Update | https://www.mdpi.com/1999-4915/9/6/142/xml |
| article pdf uploaded. | 12 June 2017 08:45 CEST | Updated version of record | https://www.mdpi.com/1999-4915/9/6/142/pdf |
| article html file updated | 10 June 2017 14:55 CEST | Original file | N/A |
| article pdf uploaded. | 10 June 2017 14:53 CEST | Version of Record | https://www.mdpi.com/1999-4915/9/6/142/pdf-vor |
