@article{Cohen2018, author = "Sholom Cohen and Robert Krut", title = "{Managing Variation in Services in a Software Product Line Context}", year = "2018", month = "6", url = "https://kilthub.cmu.edu/articles/report/Managing_Variation_in_Services_in_a_Software_Product_Line_Context/6575261", doi = "10.1184/R1/6575261.v1" }