Please use no more than three levels of displayed headings.
Abbreviations and acronyms
Abbreviations should be defined at first mention and used consistently thereafter.
SI units, numbers
Please always use internationally accepted signs and symbols for units, SI units.
Terminology
Genus and species names should be in italics. The common names of animals should not be capitalized.
Equations
Please use the standard mathematical notation for formulae, symbols etc.:
• Italic for single letters that denote mathematical constants, variables, and unknown quantities
• Roman/upright for numerals, operators, and punctuation, and commonly defined functions or abbreviations, e.g., cos, det, e or exp, lim, log, max, min, sin, tan, d (for derivative)
• Bold for vectors, tensors, and matrices.
Footnotes
Footnotes on the title page are not given reference symbols. Footnotes to the text are numbered consecutively; those to tables should be indicated by superscript lower-case letters (or asterisks for significance values and other statistical data).
Acknowledgments
Acknowledgments of people, grants, funds, etc. should be placed in a separate section before the reference list. The names of funding organizations should be written in full.
Ethical standards
Conflict of interest
Please include at the end of the acknowledgements a declaration that the experiments comply with the current laws of the country in which they were performed
References
The list of References should only include works that are cited in the text and that have been published or accepted for publication. Personal communications and unpublished works should only be mentioned in the text. Do not use footnotes or endnotes as a substitute for a reference list.
Citation in text
Cite references in the text by name and year in parentheses. Some examples:
• Negotiation research spans many disciplines (Thompson 1990).
• This result was later contradicted (Becker and Seligman 1996).
• This effect has been widely studied (Abbott 1991; Barakat et al. 1995; Kelso and Smith 1998; Medvec et al. 1993).
List style
Reference list entries should be alphabetized by the last names of the first author of each work.
For examples go to: "Style of references" on the right-hand side.
For standardization of formats, authors are requested to adhere to the following: in Literature Cited, use of abbreviations of journals contained in B-P-H (G H. M. Lawrence, A. F. G. Buchheim, G. S. Daniels and H. Dolezal, eds., 1968, Botanico-Periodicum-Huntianum, Hunt Botanical Library, Pittsburgh), including Supplementum; (G. D. R. Bridson and E. R. Smith, eds., 1991, B-P-H/S, Hunt Institute for Botanical Documentation, Pittsburgh) Titles and standard abbreviations can be checked at http://www.ipni.org/
Tables
• All tables are to be numbered using Arabic numerals.
• Tables should always be cited in text in consecutive numerical order.
• For each table, please supply a table heading. The table title should explain clearly and concisely the components of the table.
• Identify any previously published material by giving the original source in the form of a reference at the end of the table heading.
• Footnotes to tables should be indicated by superscript lower-case letters (or asterisks for significance values and other statistical data) and included beneath the table body.
Figures
• All figures are to be numbered using Arabic numerals.
• Figure parts should be denoted by lowercase letters.
• Figures should always be cited in text in consecutive numerical order.
• For each figure, please supply a figure caption.
• Make sure to identify all elements found in the figure in the caption.
• Identify any previously published material by giving the original source in the form of a reference at the end of the caption.
• For more information about preparing your illustrations, please follow the hyperlink to the artwork instructions on the right.
ESM
If Electronic supplementary material (ESM) is submitted, it will be published as received from the author in the online version only.
ESM may consist of
• information that cannot be printed: animations, video clips, sound recordings
• information that is more convenient in electronic form: sequences, spectral data, etc.
• large original data, e.g. additional tables, illustrations, etc.
• If supplying any ESM, the text must make specific mention of the material as a citation, similar to that of figures and tables (e.g., “. . . as shown in Animation 3.”).
• For details on formats and other information, please follow the hyperlink to the specific instructions for electronic supplementary material on the right.
