We do not have intermediaries. You can contact us directly

Ph.D. Natalia Petrovskaya:
benefication@protonmail.ch
https://t.me/Ph_D_Natalia_Petrovskaya
nataliapetrovsky@gmail.com
petrovskyn@yahoo.com

Ph.D. Igor Bobin:
mineral.modeling@protonmail.com
bobin.igor@yahoo.com

Ph.D. Natalia Petrovskaya and Ph.D. Igor Bobin