| article html file updated | 7 February 2020 09:34 CET | Update | https://www.mdpi.com/1420-3049/21/6/714 |
| article html file updated | 21 September 2019 18:14 CEST | Update | - |
| article html file updated | 5 May 2019 14:05 CEST | Update | - |
| article html file updated | 27 March 2019 06:18 CET | Update | - |
| article html file updated | 12 November 2018 04:12 CET | Update | - |
| article html file updated | 29 June 2016 11:54 CEST | Update | - |
| article html file updated | 1 June 2016 08:39 CEST | Original file | - |
| article xml uploaded. | 1 June 2016 08:37 CEST | Update | https://www.mdpi.com/1420-3049/21/6/714/xml |
| article pdf uploaded. | 1 June 2016 08:37 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/6/714/pdf |
