array(2) { [0]=> int(0) [1]=> array(12) { ["ref_doc_id"]=> int(9008749) ["publisher_code"]=> int(28) ["base_code"]=> int(142) ["book_code"]=> int(1) ["page"]=> string(3) "101" ["sort"]=> int(333) ["body"]=> string(69) "1) Birnbaum K:Der Aufbau der Psychose. Julius Springer, Berlin (1923)" ["mol"]=> NULL ["pubmed"]=> NULL ["doi"]=> string(27) "10.1007/978-3-662-39683-4_2" ["group_id"]=> int(2) ["internal_flag"]=> bool(false) } }