| article html file updated | 8 February 2020 08:39 CET | Update | https://www.mdpi.com/1422-0067/18/6/1298 |
| article html file updated | 25 September 2019 10:22 CEST | Update | N/A |
| article xml uploaded. | 27 August 2019 16:21 CEST | Update | https://www.mdpi.com/1422-0067/18/6/1298/xml |
| article html file updated | 3 May 2019 16:45 CEST | Update | N/A |
| article html file updated | 28 June 2017 13:41 CEST | Update | N/A |
| article html file updated | 19 June 2017 09:43 CEST | Original file | N/A |
| article pdf uploaded. | 19 June 2017 09:42 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/6/1298/pdf |
