| article html file updated | 30 August 2025 09:58 CEST | Update | https://www.mdpi.com/2218-1997/4/12/147 |
| article html file updated | 17 July 2022 15:50 CEST | Update | N/A |
| article html file updated | 11 February 2020 03:15 CET | Update | N/A |
| article html file updated | 11 October 2019 23:29 CEST | Update | N/A |
| article html file updated | 27 April 2019 19:09 CEST | Update | N/A |
| article html file updated | 13 April 2019 15:08 CEST | Update | N/A |
| article html file updated | 2 April 2019 13:28 CEST | Update | N/A |
| article html file updated | 13 February 2019 09:23 CET | Update | N/A |
| article html file updated | 13 February 2019 09:22 CET | Update | N/A |
| article xml uploaded. | 13 February 2019 09:21 CET | Update | https://www.mdpi.com/2218-1997/4/12/147/xml |
| article pdf uploaded. | 13 February 2019 09:21 CET | Updated version of record | https://www.mdpi.com/2218-1997/4/12/147/pdf |
| article html file updated | 13 February 2019 09:19 CET | Update | N/A |
| article xml uploaded. | 13 February 2019 09:18 CET | Update | N/A |
| article pdf uploaded. | 13 February 2019 09:18 CET | Updated version of record | https://www.mdpi.com/2218-1997/4/12/147/pdf-vor |
| article html file updated | 25 December 2018 04:21 CET | Update | N/A |
| article html file updated | 21 December 2018 06:59 CET | Update | N/A |
| article pdf uploaded. | 21 December 2018 06:57 CET | Updated version of record | https://www.mdpi.com/2218-1997/4/12/147/pdf-vor |
| article xml uploaded. | 21 December 2018 06:57 CET | Update | N/A |
| article xml file uploaded | 21 December 2018 06:57 CET | Update | N/A |
| article html file updated | 21 December 2018 03:53 CET | Update | N/A |
| article pdf uploaded. | 21 December 2018 03:52 CET | Updated version of record | https://www.mdpi.com/2218-1997/4/12/147/pdf-vor |
| article xml uploaded. | 21 December 2018 03:52 CET | Update | N/A |
| article xml file uploaded | 21 December 2018 03:52 CET | Update | N/A |
| article html file updated | 14 December 2018 12:43 CET | Original file | N/A |
| article xml file uploaded | 14 December 2018 12:42 CET | Update | N/A |
| article pdf uploaded. | 14 December 2018 12:42 CET | Version of Record | https://www.mdpi.com/2218-1997/4/12/147/pdf-vor |
| article xml uploaded. | 14 December 2018 12:42 CET | Original file | N/A |
