McRobie, Helen R https://arro.anglia.ac.uk/id/eprint/576178/1/The%20Genetic%20and%20Molecular%20Basis%20of%20Melanism%20in%20the%20Grey%20Squirrel%20Helen%20McRobie.pdf.
,
2014
McRobie, Helen R ; King, Linda M ; Fanutti, Cristina.. https://arro.anglia.ac.uk/id/eprint/346499/1/Agouti%20signalling%20protein%20is%20an%20inverse%20agonist%20to%20the%20wildtype%20and%20agonist%20to%20the%20melanic%20variant%20of%20the%20melanocortin%201%20receptor%20in%20the%20grey%20squirrel%20S%20%283%29.pdf.
,
2014