| article html file updated | 8 February 2020 08:22 CET | Update | https://www.mdpi.com/1099-4300/19/6/281 |
| article html file updated | 25 September 2019 08:50 CEST | Update | - |
| article html file updated | 3 May 2019 17:19 CEST | Update | - |
| article html file updated | 27 June 2017 10:31 CEST | Update | - |
| article html file updated | 19 June 2017 13:29 CEST | Original file | - |
| article xml uploaded. | 19 June 2017 13:28 CEST | Original file | https://www.mdpi.com/1099-4300/19/6/281/xml |
| article pdf uploaded. | 19 June 2017 13:28 CEST | Updated version of record | https://www.mdpi.com/1099-4300/19/6/281/pdf |
| article pdf uploaded. | 15 June 2017 11:52 CEST | Version of Record | https://www.mdpi.com/1099-4300/19/6/281/pdf-vor |
