| article html file updated | 8 February 2020 10:47 CET | Update | https://www.mdpi.com/1422-0067/18/7/1501 |
| article html file updated | 25 September 2019 21:35 CEST | Update | - |
| article html file updated | 3 May 2019 12:47 CEST | Update | - |
| article html file updated | 31 July 2017 08:09 CEST | Update | - |
| article html file updated | 12 July 2017 11:16 CEST | Original file | - |
| article xml uploaded. | 12 July 2017 11:14 CEST | Original file | https://www.mdpi.com/1422-0067/18/7/1501/xml |
| article pdf uploaded. | 12 July 2017 11:14 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/7/1501/pdf |
