Photo reprinted with permission.

Reprinted with corrections, 1977.

Reprinted with corrections, 1975.

Reprinted 1979, with a preface by Georges Auric.

Published with permission.

Used with permission.

Uses with permission

Used with Permission

Used with Permission.

(Used with permission.)

Reproduced with permission.

Use with permission.

Used with permission

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Shared with permission.

On Facebook, historian Fred Coelho, from the blog Objeto Sim, Objeto Não (Object Yes, Object No), stressed how social media is playing an important informative role in the protests (reprinted with permission)

Photos used with permission.

Images used with permission.

Used with PRI's permission

Image republished with permission.

Image used with permission.

Republished with his permission.

Picture used with permission.

Photo used with permission.

Photograph used with permission.

Reprinted 2002, Dover.

Reprinted by A.K.

Reprinted on pp.

In England, some of his sketches were reprinted in periodicals without his permission, a legal practice as there was no international copyright law at the time.

Photo Ferréz, used with permission

Used with the photographer's permission.

It is republished with permission.

Brasil and republished with permission.

Photo Calé, published with permission

Photo Calé, published with permission.

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Photo Facebook. Reproduced with permission.

Photo Facebook (used with permission).

Photo Facebook (reproduced with permission).

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Published with permission, Magnólia Produções

Reprinted by Dover, 2002.

Reprinted in Austin 1979.

Photo by Reverbe, used with permission.