Probability-Statistical Models to Forecast Hydraulic Fracturing EfficiencyKlara Fatkullinovna Gabdrakhmanova, Gulnara Rishadovna Izmaylova, Eldar Faritovich Samigullin and Rishat Sabirovich GilmanovE3S Web Conf., 220 (2020) 01016DOI: https://doi.org/10.1051/e3sconf/202022001016