| article html file updated | 6 February 2020 14:56 CET | Update | https://www.mdpi.com/1422-0067/16/1/1221 |
| article html file updated | 7 May 2019 02:58 CEST | Update | N/A |
| article html file updated | 25 March 2019 20:04 CET | Update | N/A |
| article html file updated | 21 August 2015 05:15 CEST | Update | N/A |
| article html file updated | 28 January 2015 02:02 CET | Original file | N/A |
| article xml file uploaded | 28 January 2015 02:02 CET | Original file | https://www.mdpi.com/1422-0067/16/1/1221/xml |
| article pdf uploaded. | 6 January 2015 09:59 CET | Version of Record | https://www.mdpi.com/1422-0067/16/1/1221/pdf |
