>>> "JMM" == Juan Manuel Macías <maciaschain@posteo.net> writes:

   > Hi Uwe,
   > Uwe Brauer <oub@mat.ucm.es> writes:

   >> Thanks that works, but not for link in a list. The only solution 
   >> seems to be this one

   > Doesn't it work for you in a list? I think it should work also in a
   > list. If I export this:

   > #+begin_src org
   >   ,#+BIND: org-export-filter-final-output-functions (correct-target-blank)
   >   ,#+begin_src emacs-lisp :exports results :results none
   >     (defun correct-target-blank (text backend info)
   >      (when (org-export-derived-backend-p backend 'html)
   > 	(replace-regexp-in-string "%20target=%22_blank%22\""  "\" target=\"_blank\"" text)))
   >   ,#+end_src

   > + [[https://www.amazon.es/Rocketbook-Everlast-Notebook-riutilizzabile-Esecutivo/dp/B071Y3MSRK/ref=sr_1_5?__mk_es_ES=%C3%85M%C3%85%C5%BD%C3%95%C3%91&dchild=1&keywords=Rocketbook&qid=1607847519&sr=8-5&th=1 target="_blank"][Book A4]]

   > + [[https://www.amazon.es/Rocketbook-Everlast-Notebook-riutilizzabile-Esecutivo/dp/B071Y3MSRK/ref=sr_1_5?__mk_es_ES=%C3%85M%C3%85%C5%BD%C3%95%C3%91&dchild=1&keywords=Rocketbook&qid=1607847519&sr=8-5&th=1 target="_blank"][Book A4]]
   > #+end_src


   > I get this:

That is odd (maybe my org version is a bit rusty (master june 2020)
I obtain this:


<ul class="org-ul">
<li><a href="https://www.amazon.es/Rocketbook-Everlast-Notebook-riutilizzabile-Esecutivo/dp/B071Y3MSRK/ref=sr_1_5?__mk_es_ES=%C3%85M%C3%85%C5%BD%C3%95%C3%91&amp;dchild=1&amp;keywords=Rocketbook&amp;qid=1607847519&amp;sr=8-5&amp;th=1%20target=%22_blank%22">Book A4</a></li>

<li><a href="https://www.amazon.es/Rocketbook-Everlast-Notebook-riutilizzabile-Esecutivo/dp/B071Y3MSRK/ref=sr_1_5?__mk_es_ES=%C3%85M%C3%85%C5%BD%C3%95%C3%91&amp;dchild=1&amp;keywords=Rocketbook&amp;qid=1607847519&amp;sr=8-5&amp;th=1%20target=%22_blank%22">Book A4</a></li>
</ul>