The different models for the core-mantle-particles are used to fit the observed spectra of two protostellar sources and to determine the envelopes masses of these objects.
(The different models for the core-mantle-particles; are used; to fit the observed spectra of two protostellar sources and to determine the envelopes masses of these objects) (The different models for the core-mantle-particles; to fit; )
The different models for the core-mantle-particles The different models for the core-mantle-particles
are used to fit
to fit the observed spectra of two protostellar sources and to determine the envelopes masses of these objects