Ramdinpuii, Onamy, Chaudhary, Kuldeep, Gupta, Surbhi and Bali, Shivani ORCID: https://orcid.org/0000-0001-5618-1857 (2026) A generalized Vidale–Wolfe model on existing and new customers advertising strategy in a segmented market. Results in Control and Optimization, 22: 100673. Elsevier . ISSN 2666-7207 Available at: https://doi.org.10.1016/j.rico.2026.100673