| Questionnaire | applied survey instrument (first wave) | German | link_off | gra2009_W1_Questionnaire_de.pdf | 
          | Questionnaire | English translation of the German applied survey instrument (first wave) | English | link_off | gra2009_W1_Questionnaire_en.pdf | 
          | Questionnaire | applied survey instrument (second wave, main survey, PAPI) | German | link_off | gra2009_W2_Main_PAPI_Questionnaire_de.pdf | 
          | Questionnaire | English translation of the German applied survey instrument (second wave, main survey, PAPI) | English | link_off | gra2009_W2_Main_PAPI_Questionnaire_en.pdf | 
          | Questionnaire | applied survey instrument (second wave, main survey, CAWI) | German | link_off | gra2009_W2_Main_CAWI_Questionnaire_de.pdf | 
          | Questionnaire | applied survey instrument (second wave, in-depth survey "doctorate") | German | link_off | gra2009_W2_Doctorate_Questionnaire_de.pdf | 
          | Questionnaire | applied survey instrument (second wave, in-depth survey "regional mobility") | German | link_off | gra2009_W2_Mobility_Questionnaire_de.pdf | 
          | Questionnaire | applied survey instrument (third wave, main survey) | German | link_off | gra2009_W3_Main_Questionnaire_de.pdf | 
          | Questionnaire | English translation of the German Questionnaire (third wave) | English | link_off | gra2009_W3_Main_Questionnaire_en.pdf | 
          | Variable Questionnaire | mapping of questions of the survey instrument and variables of the data set (first wave) | German | link_off | gra2009_W1_VariableQuestionnaire_de.pdf | 
          | Variable Questionnaire | English translation of the German Variable Questionnaire (first wave) | English | link_off | gra2009_W1_VariableQuestionnaire_en.pdf | 
          | Variable Questionnaire | mapping of questions of the survey instrument and variables of the data set (second wave, main survey, PAPI) | German | link_off | gra2009_W2_Main_PAPI_VariableQuestionnaire_de.pdf | 
          | Variable Questionnaire | English translation of the German Variable Questionnaire (second wave, main survey, PAPI) | English | link_off | gra2009_W2_Main_PAPI_VariableQuestionnaire_en.pdf | 
          | Variable Questionnaire | mapping of questions of the survey instrument and variables of the data set (second wave, in-depth survey "doctorate") | German | link_off | gra2009_W2_Doctorate_VariableQuestionnaire_de.pdf | 
          | Variable Questionnaire | mapping of questions of the survey instrument and variables of the data set (second wave, in-depth survey "regional mobility") | German | link_off | gra2009_W2_Mobility_VariableQuestionnaire_de.pdf | 
          | Variable Questionnaire | mapping of questions of the survey instrument and variables of the data set (third wave, main survey) | German | link_off | gra2009_W3_Main_VariableQuestionnaire_de.pdf | 
          | Variable Questionnaire | English translation of the German Variable Questionnaire (third wave) | English | link_off | gra2009_W3_Main_VariableQuestionnaire_en.pdf | 
          | Question Flow | visualization of the survey procedures controlled by filter questions (first wave) | German | link_off | gra2009_W1_QuestionFlow_de.pdf | 
          | Question Flow | visualization of the survey procedures controlled by filter questions (second wave, main survey, PAPI) | German | link_off | gra2009_W2_Main_PAPI_QuestionFlow_de.pdf | 
          | Question Flow | visualization of the survey procedures controlled by filter questions (second wave, main survey, CAWI) | German | link_off | gra2009_W2_Main_CAWI_QuestionFlow_de.pdf | 
          | Question Flow | visualization of the survey procedures controlled by filter questions (second wave, in-depth survey "doctorate") | German | link_off | gra2009_W2_Doctorate_QuestionFlow_de.pdf | 
          | Question Flow | visualization of the survey procedures controlled by filter questions (second wave, in-depth survey "regional mobility") | German | link_off | gra2009_W2_Mobility_QuestionFlow_de.pdf | 
          | Question Flow | visualization of the survey procedures controlled by filter questions (third wave, main survey) | German | link_off | gra2009_W3_Main_CAWI_QuestionFlow_de.pdf | 
          | Other | projekteigene Codierliste für berufliche Aufgabenbereiche | German | link_off | cl-dzhw-4.xlsx | 
          | Other | projekteigene Codierliste zur Schulform der Lehramtsausrichtung | German | link_off | cl-dzhw-21.xlsx | 
          | Other | projekteigene Codierliste für Studienabschlüsse | German | link_off | cl-dzhw-22.xlsx | 
          | Other | projekteigene Referenzliste für Länder, aggr. Länder (angelehnt an NEPS, Anpassungen für Europa) und Weltregionen | German | link_off | cl-dzhw-23.xls | 
          | Other | Destatis-Fächersystematik Wintersemester 2008/2009 | German | link_off | cl-destatis-studienfach-2009.pdf | 
          | Other | Hochschulen nach Destatis-Schlüsselverzeichnis für die Studenten- und Prüfungsstatistik (WiSe 2014/2015 und SoSe 2015), Schl.2.2 | German | link_off | cl-destatis-hochschule-2015.xls | 
          | Other | Destatis-Schlüsselverzeichnis für die "Klassifizierung der Berufe (KldB)" von 1992 | German | link_off | cl-destatis-kldb-1992.xls | 
          | Other | Destatis-Schlüsselverzeichnis für die "Klassifizierung der Berufe (KldB)" von 2010 | German | link_off | cl-destatis-kldb-2010.xls | 
          | Other | Destatis-Bundeslandschlüssel, entsprechend der ersten beiden Ziffern des Amtlichen Gemeindeschlüssels (AGS) | German | link_off | cl-destatis-bundesland-1990.xlsx | 
          | Other | TERCET NUTS-postal codes matching tables 2010 | German | link_off | cl-eurostat-deplznuts-2010.xlsx | 
          | Other | projekteigene Referenzliste für Länder (gemäß Destatis), aggr. Länder (gemäß NEPS) und Weltregionen | German | link_off | cl-dzhw-24.xls | 
          | Other | Destatis-Staats- und Gebietssystematik von 2015 | German | link_off | cl-destatis-ausland-2015.pdf | 
          | Other | Destatis-Fächersystematik Wintersemester 2019/2020 | German | link_off | cl-destatis-studienfach-2020.pdf | 
          | Other | Hochschulen nach Destatis-Schlüsselverzeichnis für die Studenten- und Prüfungsstatistik, Promovierendenstatistik und  Gasthörerstatistik (WiSe 2019/2020 und SoSe 2020), Schl.2.2 | German | link_off | cl-destatis-hochschule-2020.xlsx | 
          | Other | documentation of the flag variables | German | link_off | gra2009_Documentation_Flags_de.pdf | 
          | Other | documentation of the flag variables | English | link_off | gra2009_Documentation_Flags_en.pdf |