Quantitative unconditionality of Banach spaces E for which K(E) is an M-ideal in ℒ(E) Daniel Li (1990) Studia Mathematica
Quasi-reflexive Banach spaces R. C. James (1975/1976) Séminaire Analyse fonctionnelle (dit "Maurey-Schwartz")
Que sont les facteurs directs des espaces de Banach classiques ? Marc Rogalski (1977) Séminaire Choquet. Initiation à l'analyse
Quotients with a shrinking basis Jorge Mujica (2012) Studia Mathematica We present a simple proof of a theorem that yields as a corollary a result of Valdivia that sharpens an old result of Johnson and Rosenthal.