| article html file updated | 7 February 2020 20:58 CET | Update | https://www.mdpi.com/1422-0067/18/1/114 |
| article html file updated | 22 September 2019 18:56 CEST | Update | - |
| article html file updated | 4 May 2019 16:23 CEST | Update | - |
| article html file updated | 8 February 2017 10:57 CET | Update | - |
| article html file updated | 7 January 2017 08:07 CET | Original file | - |
| article xml uploaded. | 7 January 2017 08:06 CET | Original file | https://www.mdpi.com/1422-0067/18/1/114/xml |
| article pdf uploaded. | 7 January 2017 08:06 CET | Version of Record | https://www.mdpi.com/1422-0067/18/1/114/pdf |
