| article html file updated | 7 February 2020 22:34 CET | Update | https://www.mdpi.com/1422-0067/18/2/314 |
| article html file updated | 23 September 2019 03:21 CEST | Update | N/A |
| article html file updated | 4 May 2019 12:54 CEST | Update | N/A |
| article html file updated | 2 March 2017 09:56 CET | Update | N/A |
| article html file updated | 13 February 2017 12:17 CET | Original file | N/A |
| article xml uploaded. | 13 February 2017 12:16 CET | Original file | https://www.mdpi.com/1422-0067/18/2/314/xml |
| article pdf uploaded. | 13 February 2017 12:16 CET | Updated version of record | https://www.mdpi.com/1422-0067/18/2/314/pdf |
| article pdf uploaded. | 2 February 2017 10:58 CET | Version of Record | https://www.mdpi.com/1422-0067/18/2/314/pdf-vor |
