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JeT
**Context**

Touching to the end of my project and attacking `biblatex` (wild beast).

[This answer](https://topanswers.xyz/tex?q=1491) enables to format the (undervalued) `abstract` field of the `.bib` in a pretty `tcolorbox` and include the abstract directly in text.


![image.png](/image?hash=8ddc227e1dde4cc851c3f885246a441501291e9e15e95b74d9021d7427cd5cd7)

[This answer](https://tex.stackexchange.com/questions/249336/bibliography-style-with-abstract-and-numbered-references) shows how to incorporate the abstract field in the bibiliography (I was surprised that `abstract= true` was not possible in the field settings).

[This answer](https://tex.stackexchange.com/questions/199336/biblatex-reference-both-by-chapter-and-at-the-end-of-the-book) shows how to input a bibliography at the end of each chapter and also at the end of the book.

![image.png](/image?hash=042c5ee4222303abd1065f698f78f987452627de4d3fee819a35763f4c012a61)

**Question(s)**

Based on MWE below:

**1. Automatically put a bibliography including `abstract` field at the end of chapter.**

Manually inputing 
`printbibliography[segment=\therefsegment,heading=subbibliography]` at the end of each of my chapXX.tex seems improvable.

**2. Input a full bibliography at the end of the document, WITHOUT abstracts**

Two problems in one, the bibliographies by type (article/book/report) don't show up, and I'd like them to appear without the `abstract` field.


**MWE**
```
\documentclass{book}
\usepackage[most]{tcolorbox}

\usepackage[%
	refsegment=chapter,% Pour avoir une bib per chap	
	bibencoding=inputenc,
	hyperref=auto,
%	defernumbers=true,% \cite{Albanese2004}
	style= authoryear,
%	abstract=true,	<- does not work
	firstinits=true,
	citestyle=alphabetic,
	sorting=nyt,
	sortcites=true,
	doi=false,
	isbn=false,
	url=false,
	eprint=false,
	autopunct=true,
	maxnames=10,%
	maxalphanames=3,%
	babel=hyphen,
	hyperref=true,
	abbreviate=false,
	backref=true,
	backend=biber%
]{biblatex}

\addbibresource{biblatex-examples.bib}

\DeclareFieldFormat{abstract}{%
	\begin{tcolorbox}[
			blanker,
			breakable,
			left=5mm,
			borderline west={2mm}{0pt}{blue!20},
			coltitle=blue,
			before skip=5pt,
			after skip=5pt,
		title=Extrait]%
		#1
	\end{tcolorbox}%
}

\renewbibmacro*{finentry}{\printfield{abstract}\finentry}

%------------------------------------------------------
% segmented bibliography
%------------------------------------------------------
% I get an error here
%\defbibheading{subbibliography}{\section*{Bibliographie pour le chapitre~\ref{refsegment:\therefsection\therefsegment} (\nameref{refsegment:\therefsection\therefsegment})
%} }


\begin{document}

\tableofcontents

\newpage

\chapter{First chapter}

\cite{padhye}.

% The manual part that i repeat at the end of each chapter
\newpage
\printbibliography[segment=\therefsegment,heading=subbibliography]


\chapter{Second chapter}

\cite{kastenholz}, \cite{itzhaki}.

% The manual part that i repeat at the end of each chapter
\newpage
\printbibliography[segment=\therefsegment,heading=subbibliography]


% Nothing is diplayed here :/
% I'd like to have the standard bibliography without the abstract field I only use at the end of chapters

\newpage
\chapter*{Bibliographie}
\addcontentsline{toc}{chapter}{Bibliographie} 

\section*{Books}
	\addcontentsline{toc}{section}{Books}
	%\leavevmode
	\printbibliography[segment=\therefsegment,heading=none,type=book]

\section*{Articles}
	\addcontentsline{toc}{section}{Articles}
	%\leavevmode
	\printbibliography[segment=\therefsegment,heading=none,type=article]

\section*{Reports}
	\addcontentsline{toc}{section}{Reports}
	%\leavevmode
	\printbibliography[segment=\therefsegment,heading=none,type=report]

\end{document}
```


Top Answer
samcarter
You can redefine `\renewbibmacro*{finentry}{\finentry}` before your final bibliography to remove the abstract from the end of the bib entry:

```
\documentclass{book}

\usepackage[%
	refsegment=chapter,% Pour avoir une bib per chap	
	bibencoding=inputenc,
	hyperref=auto,
	style=authoryear,
	giveninits=true,
	citestyle=alphabetic,
	sorting=nyt,
	sortcites=true,
	doi=false,
	isbn=false,
	url=false,
	eprint=false,
	autopunct=true,
	maxnames=10,%
	maxalphanames=3,%
	hyperref=true,
	abbreviate=false,
	backref=true,
	backend=biber%
]{biblatex}

\usepackage{hyperref}

\addbibresource{biblatex-examples.bib}

\renewbibmacro*{finentry}{\printfield{abstract}\finentry}

\usepackage{xpatch}
\xpretocmd{\chapter}{%
\ifnum\value{chapter}>0
  \printbibliography[segment=\therefsegment,heading=subbibliography]
\fi%
}{}{}

\begin{document}

\chapter{First chapter}

\cite{padhye}.

\chapter{Second chapter}

\cite{kastenholz}, \cite{itzhaki}.

\chapter*{Bibliographie}
\addcontentsline{toc}{chapter}{Bibliographie} 

\renewbibmacro*{finentry}{\finentry}
\printbibliography[heading=none]

\end{document}
```

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