"Plan: lifecycle starts when scientists make a plan to undertake their researches. In this phase, a description of the data which will be exploited is carried out, as well as how these data will be managed and made accessible throughout their lifecycle."

Source: M. E. Arass, I. Tikito and N. Souissi (2017). Data lifecycles analysis: Towards intelligent cycle.Intelligent Systems and Computer Vision (ISCV) 2017. pages 2-3.
Online: 10.1109/ISACV.2017.8054938 

Source: S. Allard (2012). Dataone : Facilitating escience through collaboration. Journal of eScience Librarianship, vol. 1, no. 1. page 3.