http://purl.obolibrary.org/obo/IAO_0000115 balanced incomplete block design is a kind of, together within a block an equal number ?? times. ??ii @en
http://purl.obolibrary.org/obo/IAO_0000112 -10.Balanced incomplete block design: description @en
rdfs:label balanced incomplete block design @en
http://purl.obolibrary.org/obo/IAO_0000111 balanced incomplete block design @en