Some suggestions of literature that will help you stretch your/your church’s understanding of youth ministry.
Resources
Rooted in the Church is a 2016 report from the Church of England, 
based on research that sought to explore what helps young people stay connected to church. You can also watch a summary video here.
Youth for Christ have produced several reports over the last few years, including Gen Z: Rethinking Culture (2017) and Z-A of Faith and Spirituality (2020).
Grove Books produce a Youth Series, with quarterly titles on a wealth of topics. The books are short but a very useful starting point for thinking/reading further.