Abstract
In this note, we construct three new infinite families of surfaces of general type with canonical map of degree 2 onto a surface of general type. For one of these families the canonical system has base points.
Funding statement: The author is supported by Fundação para a Ciência e Tecnologia, Portugal, under the framework of the program Lisbon Mathematics PhD (LisMath), Programa de Doutoramento FCT - PD/BD/113632/2015.
Acknowledgements
The author is deeply indebted to Margarida Mendes Lopes for all her help.
Communicated by: I. Coskun
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