Removing some typos in citations

src/homogenization_RGC.f90

@@ -117,9 +117,9 @@ subroutine homogenization_RGC_init(fileUnit)
  
  write(6,'(/,a)')   ' <<<+-  homogenization_'//HOMOGENIZATION_RGC_label//' init  -+>>>'
  write(6,'(/,a)')   ' Tjahjanto et. al, International Journal of Material Forming, 2(1):939–942, 2009'
- write(6,'(/,a)')   ' doi: 10.1007/s12289-009-0619-1 '
+ write(6,'(/,a)')   ' https://doi.org/10.1007/s12289-009-0619-1'
  write(6,'(/,a)')   ' Tjahjanto et. al, Modelling and Simulation in Materials Science and Engineering, 18:015006, 2010'
- write(6,'(/,a)')   ' doi: 10.1088/0965-0393/18/1/015006 '
+ write(6,'(/,a)')   ' https://doi.org/10.1088/0965-0393/18/1/015006'
  write(6,'(a15,a)') ' Current time: ',IO_timeStamp()
 #include "compilation_info.f90"
 

src/plastic_isotropic.f90

@@ -150,6 +150,8 @@ subroutine plastic_isotropic_init(fileUnit)
  integer(pInt) :: NipcMyPhase
 
  write(6,'(/,a)')   ' <<<+-  constitutive_'//PLASTICITY_ISOTROPIC_label//' init  -+>>>'
+ write(6,'(/,a)')   ' Ma et.al, Computational Materials Science, 109:323–329, 2015'
+ write(6,'(/,a)')   ' https://doi.org/10.1016/j.commatsci.2015.07.041'
  write(6,'(a15,a)') ' Current time: ',IO_timeStamp()
 #include "compilation_info.f90"
  

src/spectral_mech_AL.f90

@@ -148,7 +148,7 @@ subroutine AL_init
    
  write(6,'(/,a)') ' <<<+-  DAMASK_spectral_solverAL init  -+>>>'
  write(6,'(/,a)') ' Shanthraj et. al, International Journal of Plasticity, 66:31–45, 2015'
- write(6,'(/,a)') ' doi: 10.1016/j.ijplas.2014.02.006 '
+ write(6,'(/,a)') ' https://doi.org/10.1016/j.ijplas.2014.02.006'
  write(6,'(a15,a)') ' Current time: ',IO_timeStamp()
 #include "compilation_info.f90"
 

src/spectral_mech_Basic.f90

@@ -136,7 +136,7 @@ subroutine basicPETSc_init
    
  write(6,'(/,a)') ' <<<+-  DAMASK_spectral_solverBasicPETSc init  -+>>>'
  write(6,'(/,a)') ' Shanthraj et. al, International Journal of Plasticity, 66:31–45, 2015'
- write(6,'(/,a)') ' doi: 10.1016/j.ijplas.2014.02.006 '
+ write(6,'(/,a)') ' https://doi.org/10.1016/j.ijplas.2014.02.006'
  write(6,'(a15,a)') ' Current time: ',IO_timeStamp()
 #include "compilation_info.f90"
 

src/spectral_mech_Polarisation.f90

@@ -146,7 +146,7 @@ subroutine Polarisation_init
    
  write(6,'(/,a)') ' <<<+-  DAMASK_spectral_solverPolarisation init  -+>>>'
  write(6,'(/,a)') ' Shanthraj et. al, International Journal of Plasticity, 66:31–45, 2015'
- write(6,'(/,a)') ' doi: 10.1016/j.ijplas.2014.02.006 '
+ write(6,'(/,a)') ' https://doi.org/10.1016/j.ijplas.2014.02.006'
  write(6,'(a15,a)') ' Current time: ',IO_timeStamp()
 #include "compilation_info.f90"
 

src/spectral_utilities.f90

@@ -217,7 +217,7 @@ subroutine utilities_init()
 
  write(6,'(/,a)') ' <<<+-  spectral_utilities init  -+>>>'
  write(6,'(/,a)') ' Eisenlohr et. al, International Journal of Plasticity, 46:37–53, 2013'
- write(6,'(/,a)') ' doi: 10.1016/j.ijplas.2012.09.012 '
+ write(6,'(/,a)') ' https://doi.org/10.1016/j.ijplas.2012.09.012'
  write(6,'(a15,a)') ' Current time: ',IO_timeStamp()
 #include "compilation_info.f90"