| article html file updated | 7 February 2020 21:15 CET | Update | https://www.mdpi.com/1422-0067/18/1/130 |
| article html file updated | 22 September 2019 20:14 CEST | Update | - |
| article html file updated | 4 May 2019 15:47 CEST | Update | - |
| article html file updated | 8 February 2017 11:00 CET | Update | - |
| article html file updated | 11 January 2017 15:32 CET | Original file | - |
| article xml uploaded. | 11 January 2017 15:30 CET | Update | https://www.mdpi.com/1422-0067/18/1/130/xml |
| article xml uploaded. | 11 January 2017 15:30 CET | Original file | - |
| article pdf uploaded. | 11 January 2017 15:30 CET | Version of Record | https://www.mdpi.com/1422-0067/18/1/130/pdf |
