| article html file updated | 8 February 2020 01:30 CET | Update | https://www.mdpi.com/1422-0067/18/3/635 |
| article html file updated | 23 September 2019 19:57 CEST | Update | N/A |
| article html file updated | 4 May 2019 06:40 CEST | Update | N/A |
| article html file updated | 30 March 2017 10:47 CEST | Update | N/A |
| article html file updated | 15 March 2017 10:11 CET | Original file | N/A |
| article xml uploaded. | 15 March 2017 10:10 CET | Original file | https://www.mdpi.com/1422-0067/18/3/635/xml |
| article pdf uploaded. | 15 March 2017 10:10 CET | Version of Record | https://www.mdpi.com/1422-0067/18/3/635/pdf |
