| article html file updated | 8 February 2020 08:16 CET | Update | https://www.mdpi.com/1422-0067/18/6/1270 |
| article html file updated | 25 September 2019 08:22 CEST | Update | N/A |
| article html file updated | 3 May 2019 17:29 CEST | Update | N/A |
| article html file updated | 28 June 2017 13:38 CEST | Update | N/A |
| article html file updated | 15 June 2017 06:20 CEST | Original file | N/A |
| article xml uploaded. | 15 June 2017 06:19 CEST | Update | https://www.mdpi.com/1422-0067/18/6/1270/xml |
| article pdf uploaded. | 15 June 2017 06:18 CEST | Updated version of record | https://www.mdpi.com/1422-0067/18/6/1270/pdf |
| article pdf uploaded. | 14 June 2017 11:48 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/6/1270/pdf-vor |
