Geodesic
On Countably, σ-, and Sequentially Barrelled Spaces
Canadian mathematical bulletin, Tome 18 (1975) no. 3, pp. 431-432

Voir la notice de l'article provenant de la source Cambridge University Press

The first author [2] calls a Hausdorff locally convex (abbreviated to l.c.) space (E, u) countably barrelled if each σ(E′, E)-bounded subset of E′ which is the countable union of equicontinuous subsets of E′, is itself equicontinuous. 
Husain, T.; Khaleelulla, S. M. On Countably, σ-, and Sequentially Barrelled Spaces. Canadian mathematical bulletin, Tome 18 (1975) no. 3, pp. 431-432. doi: 10.4153/CMB-1975-080-x
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