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Short Guide to Citing the PDF® Databases

This short guide shows how to cite the Powder Diffraction File™ (PDF®) database in the Powder Diffraction journal as well as both the American Chemical Society (ACS) and International Union of Crystallography (IUCr) styles.
Please Note:
• Modify the Reference List entry according to the database used (i.e. PDF-2 2019, PDF-4/Organics 2019, PDF-4/Minerals 2019 etc.).
• Check with your publisher when creating your references about the style they specifically use.

PDJ Style

In Text: PDF XX-XXX-XXXX (ICDD, Year)
Example: PDF 00-054-0923 (ICDD, 2018).

Reference List: ICDD (Year). Database Name (Database), edited by Dr. Soorya Kabekkodu, International
Centre for Diffraction Data, Newtown Square, PA, USA.
Examples:
• ICDD (2018). PDF-4/Organics 2019 (Database), edited by Dr. Soorya Kabekkodu, International Centre for Diffraction Data, Newtown Square, PA, USA.
• ICDD (2018). PDF-4+ 2019 (Database), edited by Dr. Soorya Kabekkodu, International Centre for Diffraction Data, Newtown Square, PA, USA


ACS Style

In Text: PDF XX-XXX-XXXX (ICDD, Year)
Example: PDF 00-054-0923 (ICDD, 2018).

Reference List: Database Name; ICDD: Newtown Square, PA, Year; PDF# (Accessed Mon Dy, Year)
Example: PDF-4+ 2019; ICDD: Newtown Square, PA, 2018; PDF 00-054-0923 (accessed Jan 15, 2018).


IUCr Style

In Text: (PDF#; ICDD, Year) or PDF# (ICDD, Year)
Example: (PDF #00-054-0923; ICDD, 2018) or PDF #00-054-0923 (ICDD, 2018).

Reference List: ICDD (Year). Database Name. International Centre for Diffraction Data, Newtown Square, PA, USA.
Example: ICDD (2018). PDF-4+ 2019. International Centre for Diffraction Data, Newtown Square, PA, USA.

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