Recent Developments in Cladding-Pumped Doped Fiber Amplifiers for Telecommunications Systems. - Andis Supe; Sandis Spolitis; Edgars Elsts; Rihards Murnieks; Guna Doke; Ugis Senkans; Svitlana Matsenko; Jurgis Grube; Vjaceslavs Bobrovs (ICTON, 2020)