Citations refer to the original publication, not to a Scieee localized version.
Kaffka, G., Rosendaal, H., Zalewska-Kurek, K., & Geurts, P. (2011). Resource acquisition of entrepreneurs: exploring the strategies for collaboration in a business incubator. Universidad de Sevilla. https://idus.us.es/items/062cf07c-1bd1-4a44-a6b0-5d4ee79a6d08
Kaffka, Gabi, et al. Resource acquisition of entrepreneurs: exploring the strategies for collaboration in a business incubator. Universidad de Sevilla, 2011. https://idus.us.es/items/062cf07c-1bd1-4a44-a6b0-5d4ee79a6d08.
Kaffka, Gabi, Hans Rosendaal, Kasia Zalewska-Kurek, and Peter Geurts. Resource acquisition of entrepreneurs: exploring the strategies for collaboration in a business incubator. Universidad de Sevilla, 2011. https://idus.us.es/items/062cf07c-1bd1-4a44-a6b0-5d4ee79a6d08.
Kaffka, G. et al. (2011) Resource acquisition of entrepreneurs: exploring the strategies for collaboration in a business incubator. Universidad de Sevilla. Available at: https://idus.us.es/items/062cf07c-1bd1-4a44-a6b0-5d4ee79a6d08.
G. Kaffka, H. Rosendaal, K. Zalewska-Kurek, and P. Geurts, “Resource acquisition of entrepreneurs: exploring the strategies for collaboration in a business incubator,” Universidad de Sevilla, 2011. [Online]. Available: https://idus.us.es/items/062cf07c-1bd1-4a44-a6b0-5d4ee79a6d08
@misc{kaffka2011resource,
author = {Kaffka, Gabi and Rosendaal, Hans and Zalewska-Kurek, Kasia and Geurts, Peter},
title = {Resource acquisition of entrepreneurs: exploring the strategies for collaboration in a business incubator},
year = {2011},
publisher = {Universidad de Sevilla},
url = {https://idus.us.es/items/062cf07c-1bd1-4a44-a6b0-5d4ee79a6d08}
}
The source metadata has no journal, volume or pages. Add them from the original publication if your citation needs them.