TY - GENERIC DO - UR - http://dx.doi.org/ TI - Proper Grain Diameter Composition Can Transform Useless Domestic Sand into Micro - Proppant for Unconventional Reservoirs in Poland T2 - Preprints AU - Knez, Dariusz AU - Wiśniowski, Rafał AU - Owusu, Winnie Ampomaa PY - 2020 DA - 2020/07/11 PB - Preprints