Maybe you will find interesting the following references
Grothendieck's Theorem, past and present, Pisier [https://arxiv.org/abs/1101.4195]Grothendieck's Theorem, past and present, Pisier
or
Grothendieck’s works on Banach spaces and their surprising recent repercussions [http://helper.ipam.ucla.edu/publications/qla2018/qla2018_15236.pdf]Grothendieck’s works on Banach spaces and their surprising recent repercussions
A. Grothendieck work on functional analysis, Bombal [http://blogs.mat.ucm.es/bombal/wp-content/uploads/sites/40/2018/11/HIS-Grothendieck2.pdf]A. Grothendieck work on functional analysis, Bombal
