diff --git a/dhp-schemas/src/main/java/eu/dnetlib/dhp/schema/dump/oaf/graph/Datasource.java b/dhp-schemas/src/main/java/eu/dnetlib/dhp/schema/dump/oaf/graph/Datasource.java
new file mode 100644
index 0000000000..d5b1731bfa
--- /dev/null
+++ b/dhp-schemas/src/main/java/eu/dnetlib/dhp/schema/dump/oaf/graph/Datasource.java
@@ -0,0 +1,300 @@
+
+package eu.dnetlib.dhp.schema.dump.oaf.graph;
+
+import java.io.Serializable;
+import java.util.List;
+
+import eu.dnetlib.dhp.schema.dump.oaf.Container;
+import eu.dnetlib.dhp.schema.dump.oaf.ControlledField;
+import eu.dnetlib.dhp.schema.dump.oaf.KeyValue;
+
+public class Datasource implements Serializable {
+
+	private String id; // string
+
+	private List<String> originalId; // list string
+
+	private List<ControlledField> pid; // list<String>
+
+	private ControlledField datasourcetype; // value
+
+	private String openairecompatibility; // value
+
+	private String officialname; // string
+
+	private String englishname; // string
+
+	private String websiteurl; // string
+
+	private String logourl; // string
+
+	private String dateofvalidation; // string
+
+	private String description; // description
+
+	private List<String> subjects; // List<String>
+
+	// opendoar specific fields (od*)
+	// private String policies; //odpolicies string
+
+	private List<String> languages; // odlanguages List<String>
+
+	private List<String> contenttypes; // odcontent types List<String>
+
+	// re3data fields
+	private String releasestartdate; // string
+
+	private String releaseenddate; // string
+
+	private String missionstatementurl; // string
+
+	// {open, restricted or closed}
+	private String accessrights; // databaseaccesstype string
+
+	// {open, restricted or closed}
+	private String uploadrights; // datauploadtype string
+
+	// {feeRequired, registration, other}
+	private String databaseaccessrestriction; // string
+
+	// {feeRequired, registration, other}
+	private String datauploadrestriction; // string
+
+	private Boolean versioning; // boolean
+
+	private String citationguidelineurl; // string
+
+	// {yes, no, uknown}
+
+	private String pidsystems; // string
+
+	private String certificates; // string
+
+	private List<Object> policies; //
+
+	private Container journal; // issn etc del Journal
+
+	public String getId() {
+		return id;
+	}
+
+	public void setId(String id) {
+		this.id = id;
+	}
+
+	public List<String> getOriginalId() {
+		return originalId;
+	}
+
+	public void setOriginalId(List<String> originalId) {
+		this.originalId = originalId;
+	}
+
+	public List<ControlledField> getPid() {
+		return pid;
+	}
+
+	public void setPid(List<ControlledField> pid) {
+		this.pid = pid;
+	}
+
+	public ControlledField getDatasourcetype() {
+		return datasourcetype;
+	}
+
+	public void setDatasourcetype(ControlledField datasourcetype) {
+		this.datasourcetype = datasourcetype;
+	}
+
+	public String getOpenairecompatibility() {
+		return openairecompatibility;
+	}
+
+	public void setOpenairecompatibility(String openairecompatibility) {
+		this.openairecompatibility = openairecompatibility;
+	}
+
+	public String getOfficialname() {
+		return officialname;
+	}
+
+	public void setOfficialname(String officialname) {
+		this.officialname = officialname;
+	}
+
+	public String getEnglishname() {
+		return englishname;
+	}
+
+	public void setEnglishname(String englishname) {
+		this.englishname = englishname;
+	}
+
+	public String getWebsiteurl() {
+		return websiteurl;
+	}
+
+	public void setWebsiteurl(String websiteurl) {
+		this.websiteurl = websiteurl;
+	}
+
+	public String getLogourl() {
+		return logourl;
+	}
+
+	public void setLogourl(String logourl) {
+		this.logourl = logourl;
+	}
+
+	public String getDateofvalidation() {
+		return dateofvalidation;
+	}
+
+	public void setDateofvalidation(String dateofvalidation) {
+		this.dateofvalidation = dateofvalidation;
+	}
+
+	public String getDescription() {
+		return description;
+	}
+
+	public void setDescription(String description) {
+		this.description = description;
+	}
+
+	public List<String> getSubjects() {
+		return subjects;
+	}
+
+	public void setSubjects(List<String> subjects) {
+		this.subjects = subjects;
+	}
+
+//    public String getPolicies() {
+//        return policies;
+//    }
+//
+//    public void setPolicies(String policies) {
+//        this.policies = policies;
+//    }
+
+	public List<String> getLanguages() {
+		return languages;
+	}
+
+	public void setLanguages(List<String> languages) {
+		this.languages = languages;
+	}
+
+	public List<String> getContenttypes() {
+		return contenttypes;
+	}
+
+	public void setContenttypes(List<String> contenttypes) {
+		this.contenttypes = contenttypes;
+	}
+
+	public String getReleasestartdate() {
+		return releasestartdate;
+	}
+
+	public void setReleasestartdate(String releasestartdate) {
+		this.releasestartdate = releasestartdate;
+	}
+
+	public String getReleaseenddate() {
+		return releaseenddate;
+	}
+
+	public void setReleaseenddate(String releaseenddate) {
+		this.releaseenddate = releaseenddate;
+	}
+
+	public String getMissionstatementurl() {
+		return missionstatementurl;
+	}
+
+	public void setMissionstatementurl(String missionstatementurl) {
+		this.missionstatementurl = missionstatementurl;
+	}
+
+	public String getAccessrights() {
+		return accessrights;
+	}
+
+	public void setAccessrights(String accessrights) {
+		this.accessrights = accessrights;
+	}
+
+	public String getUploadrights() {
+		return uploadrights;
+	}
+
+	public void setUploadrights(String uploadrights) {
+		this.uploadrights = uploadrights;
+	}
+
+	public String getDatabaseaccessrestriction() {
+		return databaseaccessrestriction;
+	}
+
+	public void setDatabaseaccessrestriction(String databaseaccessrestriction) {
+		this.databaseaccessrestriction = databaseaccessrestriction;
+	}
+
+	public String getDatauploadrestriction() {
+		return datauploadrestriction;
+	}
+
+	public void setDatauploadrestriction(String datauploadrestriction) {
+		this.datauploadrestriction = datauploadrestriction;
+	}
+
+	public Boolean getVersioning() {
+		return versioning;
+	}
+
+	public void setVersioning(Boolean versioning) {
+		this.versioning = versioning;
+	}
+
+	public String getCitationguidelineurl() {
+		return citationguidelineurl;
+	}
+
+	public void setCitationguidelineurl(String citationguidelineurl) {
+		this.citationguidelineurl = citationguidelineurl;
+	}
+
+	public String getPidsystems() {
+		return pidsystems;
+	}
+
+	public void setPidsystems(String pidsystems) {
+		this.pidsystems = pidsystems;
+	}
+
+	public String getCertificates() {
+		return certificates;
+	}
+
+	public void setCertificates(String certificates) {
+		this.certificates = certificates;
+	}
+
+	public List<Object> getPolicies() {
+		return policies;
+	}
+
+	public void setPolicies(List<Object> policiesr3) {
+		this.policies = policiesr3;
+	}
+
+	public Container getJournal() {
+		return journal;
+	}
+
+	public void setJournal(Container journal) {
+		this.journal = journal;
+	}
+}