function! s:bibtex_cite_sink_insert(lines)
    let r=system("bibtex-cite ", a:lines)
    execute ':normal! i' . r
    call feedkeys('a', 'n')
endfunction

inoremap <silent> @@ <c-g>u<c-o>:call fzf#run({
                         'source': 'bibtex-ls',
                         'sink*': function('<sid>bibtex_cite_sink_insert'),
                         'up': '40%',
                         'options': '--ansi --layout=reverse-list --multi --prompt "Cite> "'})<CR>

snippet q "Quote" i
[$1, $2] $0
endsnippet

snippet q "Quote" i
[`!v feedkeys('@@')`, $2] $0
endsnippet