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Cham: Springer Nature Switzerland, 2026. <a href=\"https://doi.org/10.1007/978-3-032-21157-6_39\">https://doi.org/10.1007/978-3-032-21157-6_39</a>.","short":"J.L. Twardzik, L. Humpert, G. Cichon, R. Dumitrescu, in: Lecture Notes in Mechanical Engineering, Springer Nature Switzerland, Cham, 2026.","mla":"Twardzik, Jan Luca, et al. “Knowledge Gaps in Circular Product Development: A Systematic Literature Review of the Manufacturing Industry.” <i>Lecture Notes in Mechanical Engineering</i>, Springer Nature Switzerland, 2026, doi:<a href=\"https://doi.org/10.1007/978-3-032-21157-6_39\">10.1007/978-3-032-21157-6_39</a>.","ama":"Twardzik JL, Humpert L, Cichon G, Dumitrescu R. Knowledge Gaps in Circular Product Development: A Systematic Literature Review of the Manufacturing Industry. In: <i>Lecture Notes in Mechanical Engineering</i>. 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Cham: Springer Nature Switzerland, 2026. <a href=\"https://doi.org/10.1007/978-3-032-21157-6_39\">https://doi.org/10.1007/978-3-032-21157-6_39</a>.","short":"J.L. Twardzik, L. Humpert, G. Cichon, R. Dumitrescu, in: Lecture Notes in Mechanical Engineering, Springer Nature Switzerland, Cham, 2026.","mla":"Twardzik, Jan Luca, et al. “Knowledge Gaps in Circular Product Development: A Systematic Literature Review of the Manufacturing Industry.” <i>Lecture Notes in Mechanical Engineering</i>, Springer Nature Switzerland, 2026, doi:<a href=\"https://doi.org/10.1007/978-3-032-21157-6_39\">10.1007/978-3-032-21157-6_39</a>.","ama":"Twardzik JL, Humpert L, Cichon G, Dumitrescu R. Knowledge Gaps in Circular Product Development: A Systematic Literature Review of the Manufacturing Industry. In: <i>Lecture Notes in Mechanical Engineering</i>. 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