Conference proceedings are a collection of the papers presented at a conference, symposium, congress or other meeting.
In case they are published in a book of proceedings, they will be cited following the rules established for contributions to books.
Sometimes, they are published in a journal, in which case they will follow the rules related to journal articles. Including the congress name in the field “Notes” is recommended.
Author or authors. Title of the paper or poster. Connective phrase (Poster presented at, Porter session prsented at): Conference title; Date of conference; Place of conference*
Shabalina H. Mitral valve prolapse as display heart connective tissue displasia: clinical and hemodynamic aspects. Poster presentado en: 12th European Congress of Internal Medicine; 2013 Oct 2-5; Prague, Czech Republic.
Moreo P. Sistemas de cultivo celular sobre sustratos tridimensionales. Ponencia presentada en: 6º Congreso de la Sociedad Española de Terapia Génica y Celular; 2011 Sep 21-23; Zaragoza.
*It is better to use Arabic numerals for the Congress number. The date will include the days when the event starts and finishes.