ECTOC Publisher Item Identifier

A Publisher Item Identifier (PII) is a new standard agreed by ACS, AIP, APS, Elsevier, and IEEE. It provides a unique identification of individual published documents. Information on the principles, construction and use of the PII can be found at: http://pubs.acs.org, http://www.aip.org, http://www.aps.org, http://www.elsevier.nl, http://www.ieee.org.

ECTOC Identifiers