| article html file updated | 8 February 2020 08:49 CET | Update | https://www.mdpi.com/1422-0067/18/6/1303 |
| article html file updated | 25 September 2019 11:13 CEST | Update | N/A |
| article html file updated | 3 May 2019 16:27 CEST | Update | N/A |
| article html file updated | 28 June 2017 13:42 CEST | Update | N/A |
| article html file updated | 21 June 2017 16:20 CEST | Original file | N/A |
| article xml uploaded. | 21 June 2017 16:19 CEST | Update | https://www.mdpi.com/1422-0067/18/6/1303/xml |
| article pdf uploaded. | 21 June 2017 16:19 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/6/1303/pdf |
