Karell, E. (2021). Closing the Loop through Clothing Design: Wishful Thinking or Achievable Practice? Doctoral Dissertation. Aalto University.
Karell, E., & Niinimäki, K. (2020). A Mixed-Method Study of Design Practices and Designers’ Roles in Sustainable-Minded Clothing Companies. Sustainability, 12(11), 4680.
Niinimäki, K., & Karell, E. (2019). Closing the Loop: Intentional Fashion Design Defined by Recycling Technologies. In G. Vignali, L. Reid, D. Ryding, & C. Henninger (Eds.), Technology-driven Sustainability: Innovation in the Fashion Supply chain (pp. 7-25). Palgrave MacMillan.
Karell, E., & Niinimäki, K. (2019). Addressing the Dialogue between Design, Sorting and Recycling in a Circular Economy. Design Journal, 22(sup1), 997-1013.
Karell, E. (2018). Design for Circularity: The Case of circular.fashion. In K. Niinimäki (Ed.), Sustainable Fashion in a Circular Economy (pp. 96-127). Aalto ARTS Books.
Armstrong, C., Niinimäki, K., Kujala, S., Karell, E., & Chunmin, L. (2015). Sustainable product-service systems for clothing: exploring consumer perceptions of consumption alternatives in Finland. Journal of Cleaner Production, 97, 30-39.
Karell, E. (2014). Planned continuity: Design of sustainable clothing service concept. MA Thesis. Aalto University.
Karell, E. (2013). Planned Continuity: Multi-life Garments through Modular Structures and Supplemental Services. In K. Niinimäki (Ed.), Sustainable Fashion: New Approaches (pp. 110-123). Aalto ARTS Books.