The information discussed in these two study articles is based on the book Draw Close to Jehovah, which was released at the district conventions that were held around the world during 2002 / 03. ​ — See the article “It Filled a Void in My Heart, ” on page 20.
Nende kahe uurimisartikli materjal põhineb raamatul „Tule Jehoova ligi ”. Selle väljaandmisest teatati piirkonnakonventidel, mida peeti kõikjal maailmas 2002 / 03. aastal.