| article html file updated | 7 February 2020 09:17 CET | Update | https://www.mdpi.com/2305-6320/3/2/12 |
| article html file updated | 5 May 2019 14:41 CEST | Update | - |
| article html file updated | 27 March 2019 05:46 CET | Update | - |
| article html file updated | 23 June 2016 11:17 CEST | Update | - |
| article xml uploaded. | 23 June 2016 11:15 CEST | Update | https://www.mdpi.com/2305-6320/3/2/12/xml |
| article pdf uploaded. | 23 June 2016 11:15 CEST | Updated version of record | https://www.mdpi.com/2305-6320/3/2/12/pdf |
| article html file updated | 31 May 2016 05:58 CEST | Update | - |
| article pdf uploaded. | 31 May 2016 05:57 CEST | Updated version of record | https://www.mdpi.com/2305-6320/3/2/12/pdf-vor |
| article html file updated | 25 May 2016 15:47 CEST | Original file | - |
| article pdf uploaded. | 25 May 2016 15:46 CEST | Version of Record | https://www.mdpi.com/2305-6320/3/2/12/pdf-vor |
