Rare Earth Elements In The Black Sands From Coastal Cliffs Sedimentary Deposits, of Aggelochori Area

BibTeX does not have the right entry for preprints. This is a hack for producing the correct reference:

@Booklet{EasyChair:861,
  author = {Stilianos Lazaridis and Afroditi Kipourou-Panagiotou and Argiris Papadopoulos and Nikolaos Kantiranis and Antonios Koroneos and Konstantinos Albanakis},
  title = {Rare Earth Elements In The Black Sands From Coastal Cliffs Sedimentary Deposits, of Aggelochori Area},
  howpublished = {EasyChair Preprint no. 861},

  year = {EasyChair, 2019}}