In SPCh journal APA style of citation is used: APA Style - Publication manual of the American Psychological Association (7th edition). Please, prepare your manuscript according to APA style rules.
More details see: https://www.easybib.com/guides/citation-guides/apa-format/apa-citation/
In special cases and in cases of doubt, the method of citation shall be determined in consultation with the Editorial Board.
Submitted texts containing significant deviations from the citation and bibliography rules stated may not be considered.