diff --git a/books/sociology/age-of-the-smart-machine.md b/books/sociology/age-of-the-smart-machine.md
index eae8e19ba149a3424bea56875b51c98976a9dd7b..6933bddfe2feca7dec06b1a94b18f05d8e21e6f1 100644
--- a/books/sociology/age-of-the-smart-machine.md
+++ b/books/sociology/age-of-the-smart-machine.md
@@ -780,7 +780,7 @@ and class awareness.
 
     -- 119-120
 
-Another form of [labor camp](/books/historia/ibm-holocaust), it's mirror image:
+Another form of [labor camp](/books/history/ibm-holocaust), it's mirror image:
 
     "Tabulat- ing machine operators, for instance, even when the controls are set
     for them and an automatic device stops the machine when something goes wrong,
@@ -912,7 +912,7 @@ but also because of an increased pressure to do more.
 
 Here I get a curious feeling. Which makes me get back to the origin of the term
 "clerk" and "clerical work". This is what Norbert Elias tells us from his second
-volume of "Civilizing Process":
+volume of [The Civilizing Process](/books/sociology/processo-civilizador):
 
     They entered this appararus by two main routes: 103 first through their growing
     share of secular posts, that is, positions previously filled by nobles; and secondly
@@ -1062,7 +1062,7 @@ To be continued:
 
 * The monastic way is a mode of existence. But is different if someone chooses this path or is forced to it.
 * Monotasking during large periods of time was enabled by civilization. Multitasking was the way if you had to pay attention all the time
-  for dangers to your life. See [The burn-out society](/books/sociedade/burnout-society) for discussion. It's related to the
+  for dangers to your life. See [The burn-out society](/books/sociology/burnout-society) for discussion. It's related to the
   differentiation, specialization and automation of tasks. One needs someone's else, a third-party protection to be able to abstain from
   the environment and even from oneself and focus on abstract and to be able to deep reflection and medidation.
 * How some contemporaneous clerical work tends more to multitasking and attention deficit.
diff --git a/research/thinkpad.md b/research/thinkpad.md
index 7511219bb5a7206864d4d8fe89f65e29a7dba4ae..3d926842a253d28db6e8d206ed495a70f6f07b84 100644
--- a/research/thinkpad.md
+++ b/research/thinkpad.md
@@ -13,7 +13,7 @@ propriedade.
 
 ### Think
 
-[De onde vem o slogan THINK](/books/historia/ibm-holocaust):
+[De onde vem o slogan THINK](/books/history/ibm-holocaust):
 
     NCR salesmen wore dark suits, the corporation innovated a One Hun-
     dred Point Club for agents who met their quota, and The Cash stressed "clean