Principles of EU postal regulation and implications for the future [documento eletrónico] / Anna Möller Boivie...[et al.]
International postal service, remuneration and regulation [documento eletrónico] / Alex Kalevi Dieke...[et al.]
Postal sector sustainability results 2020 [document eletrónico] / International Post Corporation
e-Commerce report [documento eletrónico] : CTT 2020 / ed. Correios de Portugal. Direção de E-Commerce
Postal development report 2020 [documento eletrónico] : achieving higher performance amid a major crisis / Mauro Boffa, Fernão De Borba and Lukasz Piotrowski
The Universal Postal Union e-commerce guide [documento eletrónico] / Daniel Nieto Corredera