\documentclass[a4paper]{article}
 % cmap надо грузить до inputenc, чтобы работал поиск при кодировке utf8
\usepackage{cmap}
\usepackage[T2A]{fontenc}
\usepackage[cp1251]{inputenc}
\usepackage[russian]{babel}
\usepackage{bibunits,verbatim,bibnocap,geometry,ifpdf}
%\usepackage{cmap}
\ifpdf
  \usepackage[pdftex,hyperindex,unicode]{hyperref}
\else
  \usepackage[hypertex]{hyperref}
\fi
\usepackage{color}
\definecolor{darkblue}{rgb}{0,0,.6}
\hypersetup{
  pdftitle           = {\mytitle},
  pdfauthor          = {Igor A. Kotelnikov},
  pdfsubject         = {GOST, BibTeX},
  pdfstartview       = {FitH},
%  pdfborder          = {0 0 0},
%  bookmarksopen      = true,
  bookmarksnumbered  = true,
%  bookmarksopenlevel = 2,
  colorlinks = true,     linkcolor  = darkblue,
  citecolor  = darkblue, filecolor  = darkblue,
  menucolor  = darkblue, urlcolor   = darkblue
}


\begin{document}	

\newcommand{\bibentry}[1]{
\begin{bibunit}
\nocite{*}
\putbib[bib/#1]
\nopagebreak
\verbatiminput{bib/#1.bib}
\end{bibunit}
}

\title{\mytitle}
\maketitle
\begin{abstract}
  \mydescription
\end{abstract}

\bibliographyunit[\section]
\bibliographystyle{\mybibstyle}

\section{Books}
\subsection{One--three authors}
\bibentry{ex01}
\bibentry{ex02}
\bibentry{ex03}
\subsection{Four and more authors}
\bibentry{ex04}
\bibentry{ex05}
\subsection{Collective author}
\bibentry{ex06}
\subsection{Compiler}
\bibentry{ex06a}
\subsection{Multiple-volume publication}
\bibentry{ex07}
\bibentry{ex08}
\bibentry{ex09}
\subsection{Translated}
\bibentry{ex10}
\subsection{Collections}
\bibentry{ex12}
\subsection{Dictionary}
\bibentry{ex13}
\section{Parts of}
\subsection{Book}
\bibentry{ex14}
\bibentry{ex14a}
\subsection{Collection}
\bibentry{ex15}
\subsection{Journal}
\bibentry{ex16}
\bibentry{ex17}
\bibentry{ex17a}
\subsection{Newspaper}
\bibentry{ex17b}
\subsection{Encyclop\ae dia}
\bibentry{ex18}
\subsection{Proceedings}
\bibentry{ex19}
\bibentry{ex20}
\subsubsection{With crossreference}
\bibentry{ex20a}
\subsubsection{With multiple languages}
\bibentry{ex20b}
\section{Other}
\subsection{Standard}
\bibentry{ex11}
\subsection{Ph.D. Thesis / Dissertation}
\bibentry{ex21}
\bibentry{ex21a}
\subsection{Synopsis}
\bibentry{ex22}
\subsection{Preprint}
\bibentry{ex23}
\subsection{Report}
\bibentry{ex24}
\bibentry{ex24a}
\bibentry{ex24b}
\subsection{Catalog}
\bibentry{ex25}
\subsection{Instruction}
\bibentry{ex26}
\section{Electronic Publishing}
\subsection{Common Fields}
\verb|Url|, \verb|eprint|, \verb|doi| and \verb|medium| fields can be assigned to any entry.
\bibentry{ex27c}
\bibentry{ex28}
\bibentry{ex29}
\subsection{Online Entry}
\bibentry{ex27a}
\bibentry{ex27b}
\section{Use of macros}
\bibentry{ex30}

\end{document} 