Coordinating the digital transformation of inter-organizational public services – The case of e-invoicing in BelgiumWouters, Stijn; Lember, Veiko; Crompvoets, JoepDer moderne staat – Zeitschrift für public policy, recht und management – Zeitschrift für public policy recht und management2021 / p. 1-19 https://doi.org/10.3224/dms.v14i1.06 Strategies to advance the dream of integrated digital public service delivery in inter-organizational collaboration networksWouters, Stijn; Janssen, Marijn; Lember, Veiko; Crompvoets, JoepGovernment information quarterly2023 / art. 101779, 14 p https://doi.org/10.1016/j.giq.2022.101779