Gaya APA

Chu, C. et al (2015). A polynomial-time heuristic for the quay crane double-cycling problem with internal-reshuffling operations . China: Elsevier.

Gaya MLA

Chu, Chengbin. et al. "A polynomial-time heuristic for the quay crane double-cycling problem with internal-reshuffling operations". China: Elsevier, 2015. Article.